M. Ashwell, S. Lejeune, and K. Mcpherson, Ratio of waist circumference to height may be better indicator of need for weight management, BMJ, vol.312, issue.7027, 1996.
DOI : 10.1136/bmj.312.7027.377

L. G. Bandini, C. Curtin, C. Hamad, D. J. Tybor, and A. Must, Prevalence of Overweight in Children with Developmental Disorders in the Continuous National Health and Nutrition Examination Survey (NHANES) 1999-2002, The Journal of Pediatrics, vol.146, issue.6, pp.738-743, 2005.
DOI : 10.1016/j.jpeds.2005.01.049

S. Bhaumik, J. M. Watson, C. F. Thorp, F. Tyrer, and C. W. Mcgrother, Body mass index in adults with intellectual (2005) Prevalence of overweight in children and adolescents with attention deficit hyperactivity disorder and autism spectrum disorders: a chart review, BioMed Central Pediatrics, vol.5, p.48, 2008.

S. R. Daniels, D. K. Arnett, R. H. Eckel, S. S. Gidding, L. L. Hayman et al., Overweight in Children and Adolescents: Pathophysiology, Consequences, Prevention, and Treatment, Circulation, vol.111, issue.15, 1999.
DOI : 10.1161/01.CIR.0000161369.71722.10

M. Dehghan, N. Akhtar-danesh, and A. T. Merchant, Childhood obesity, prevalence and prevention, Nutrition Journal, vol.14, issue.2, p.24, 2005.
DOI : 10.1016/S0929-693X(01)80048-8

A. Delorenzo, R. Martinoli, F. Vaia, and L. Di-renzo, Normal weight obese (NWO) women: An evaluation of a candidate new syndrome, Nutrition, Metabolism and Cardiovascular Diseases, vol.16, issue.8, pp.513-523, 2006.
DOI : 10.1016/j.numecd.2005.10.010

E. W. Demerath, C. M. Schubert, L. M. Maynard, S. S. Sun, W. C. Chumlea et al., Do Changes in Body Mass Index Percentile Reflect Changes in Body Composition in Children? Data From the Fels Longitudinal Study, PEDIATRICS, vol.117, issue.3, pp.487-495, 2006.
DOI : 10.1542/peds.2005-0572

T. Dwyer and C. L. Blizzard, Defining obesity in children by biological endpoint rather than population distribution, International Journal of Obesity and Related Metabolic Disorders, vol.20, pp.472-480, 1996.

U. Ekelund, L. B. Sardinha, S. A. Anderssen, M. Harro, P. W. Franks et al., Associations between objectively assessed physical activity and indicators of body fatness in 9-to 10- y-old European children: a population-based study from 4 distinct regions in Europe, 2004.

E. Emerson, Underweight, obesity and exercise among adults with intellectual disabilities in supported accommodation in Northern England, Journal of Intellectual Disability Research, vol.22, issue.2, pp.134-143, 2005.
DOI : 10.1352/0047-6765(1998)036<0175:OPIPWD>2.0.CO;2

B. Frey and J. H. Rimmer, Comparison of body composition between German and American adults with mental retardation, Medicine & Science in Sports & Exercise, vol.27, issue.10, pp.1439-1443, 1995.
DOI : 10.1249/00005768-199510000-00013

S. D. Hsieh and H. Yoshinaga, Abdominal fat distribution and coronary heart disease risk factors in men-waist ? height ratio as a simple and useful predictor, International Journal of Obesity and Related Metabolic Disorders, vol.19, pp.585-589, 1995.

P. T. Katzmarzyk, S. R. Srinivasan, W. Chen, R. M. Malina, C. Bouchard et al., Body Mass Index, Waist Circumference, and Clustering of Cardiovascular Disease Risk Factors in a Biracial Sample of Children and Adolescents, PEDIATRICS, vol.114, issue.2, pp.198-205, 2004.
DOI : 10.1542/peds.114.2.e198

W. Kiess, A. Reich, G. Muller, A. Galler, T. Kapellen et al., Obesity in childhood and adolescence: clinical diagnosis and management, Journal of Pediatric Endocrinology Metabolism, vol.14, pp.1431-1440, 2001.

N. F. Krebs, J. H. Himes, D. Jacobson, T. A. Nicklas, P. Guilday et al., Assessment of Child and Adolescent Overweight and Obesity, PEDIATRICS, vol.120, issue.Supplement, pp.193-228, 2007.
DOI : 10.1542/peds.2007-2329D

M. E. Lean, T. S. Han, and C. E. Morrison, Waist circumference as a measure for indicating need for weight management, BMJ, vol.311, issue.6998, pp.158-161, 1995.
DOI : 10.1136/bmj.311.6998.158

J. Lin, C. Yen, C. Li, and J. Wu, Patterns of Obesity among Children and Adolescents with Intellectual Disabilities in Taiwan, Journal of Applied Research in Intellectual Disabilities, vol.54, issue.2, pp.123-129, 2005.
DOI : 10.1056/NEJMoa031049

T. Lobstein and M. L. Frelut, Prevalence of overweight among children in Europe, Obesity Reviews, vol.9, issue.4, pp.195-200, 2003.
DOI : 10.1038/sj.ejcn.1601415

T. Lobstein, L. Baur, and R. Uauy, Obesity in children and young people: a crisis in public health, Obesity Reviews, vol.113, issue.s1, pp.4-104, 2004.
DOI : 10.1146/annurev.publhealth.22.1.309

P. Marques-vidal, A. Chiolero, and F. Paccaud, Large differences in the prevalence of normal weight obesity using various cut-offs for excess body fat. e-SPEN, the European e, Journal of Clinical Nutrition and Metabolism, vol.3, pp.159-162, 2008.

H. D. Mccarthy, T. J. Cole, T. Fry, S. A. Jebb, and A. M. Prentice, Body fat reference curves for children, International Journal of Obesity, vol.27, issue.4, pp.598-602, 2006.
DOI : 10.1038/sj.ijo.0803232

C. A. Melville, S. Hamilton, C. R. Hankey, S. Miller, and S. Boyle, The prevalence and determinants of obesity in adults with intellectual disabilities, Obesity Reviews, vol.7, issue.3, pp.223-230, 2007.
DOI : 10.1046/j.1365-2648.2000.01413.x

C. C. Molinas, G. Diene, M. Glattard, C. Arnaud, M. Tauber et al., French database of children and adolescents with Prader-Willi syndrome, BioMed Central Medical Genetics, vol.9, issue.89, 2008.

U. Moog, The outcome of diagnostic studies on the etiology of mental retardation: Considerations on the classification of the causes, American Journal of Medical Genetics Part A, vol.5, issue.2, pp.228-231, 2005.
DOI : 10.1002/ajmg.a.30841

F. Peronnet, Le marathon, 1991.

S. C. Savva, M. Tornaritis, M. E. Savva, Y. Kourides, A. Panagi et al., Waist circumference and waist-to-height ratio are better predictors of cardiovascular disease risk factors in children than body mass index, International Journal of Obesity, vol.24, issue.11, pp.1453-1458, 2000.
DOI : 10.1038/sj.ijo.0801401

M. Ashwell, S. Lejeune, and K. Mcpherson, Ratio of waist circumference to height may be better indicator of need for weight management, BMJ, vol.312, issue.7027, pp.312-377, 1996.
DOI : 10.1136/bmj.312.7027.377

C. J. Caspersen, K. E. Powell, and G. M. Christenson, Physical activity, exercise, and physical fitness: definitions and distinctions for health-related research, Public Health Reports, vol.100, pp.126-131, 1985.

G. Cazorla and L. Leger, Comment évaluer et développer vos capacités aérobies: épreuve progressive de course navette, épreuve progressive de course sur piste VAMEVAL, Association Recherche et Evaluation en Activité Physique et en Sport, 1993.

T. J. Cole, M. C. Bellizzi, K. M. Flegal, and W. H. Dietz, Establishing a standard definition for child overweight and obesity worldwide: international survey, BMJ, vol.320, issue.7244, pp.1240-1243, 2000.
DOI : 10.1136/bmj.320.7244.1240

L. Z. Coppini, D. L. Waitzberg, and A. C. Campos, Limitations and validation of bioelectrical impedance analysis in morbidly obese patients, Current Opinion in Clinical Nutrition and Metabolic Care, vol.8, issue.3, pp.329-332, 2005.
DOI : 10.1097/01.mco.0000165013.54696.64

B. Deforche, J. Lefevre, D. Bourdeaudhuij, I. Hills, A. P. Duquet et al., Physical Fitness and Physical Activity in Obese and Nonobese Flemish Youth, Obesity Research, vol.30, issue.4, pp.434-441, 2003.
DOI : 10.1038/oby.2003.59

M. Dehghan, N. Akhtar-danesh, and A. T. Merchant, Childhood obesity, prevalence and prevention, Nutrition Journal, vol.14, issue.2, p.24, 2005.
DOI : 10.1016/S0929-693X(01)80048-8

T. Dwyer and C. L. Blizzard, Defining obesity in children by biological endpoint rather than population distribution, International Journal of Obesity and Related Metabolism Disorders, vol.20, pp.472-480, 1996.

J. C. Eisenmann, P. T. Katzmarzyk, L. Perusse, A. Tremblay, J. P. Despres et al., Aerobic fitness, body mass index, and CVD risk factors among adolescents: the Qu??bec family study, International Journal of Obesity, vol.28, issue.9, pp.1077-1083, 2005.
DOI : 10.1038/sj.ijo.0802995

B. Fernhall, K. H. Pitetti, M. D. Vukovich, N. Stubbs, T. Hensen et al., Validation of Cardiovascular Fitness Field Tests in Children With Mental Retardation, American Journal on Mental Retardation, vol.102, issue.6, pp.602-612, 1998.
DOI : 10.1352/0895-8017(1998)102<0602:VOCFFT>2.0.CO;2

M. Fogelholm, Physical activity, fitness and fatness: relations to mortality, morbidity and disease risk factors. A systematic review, Obesity Reviews, vol.39, issue.6, pp.202-221, 2009.
DOI : 10.1111/j.1467-789X.2009.00653.x

G. C. Frey, H. I. Stanish, and V. A. Temple, Physical Activity of Youth with Intellectual Disability: Review and Research Agenda, Adapted Physical Activity Quarterly, vol.25, issue.2, pp.95-117, 2008.
DOI : 10.1123/apaq.25.2.95

J. M. Gill and D. Malkova, Physical activity, fitness and cardiovascular disease risk in adults: interactions with insulin resistance and obesity, Clinical Science, vol.110, issue.4, pp.409-425, 2006.
DOI : 10.1042/CS20050207

M. E. Lean, T. S. Han, and C. E. Morrison, Waist circumference as a measure for indicating need for weight management, BMJ, vol.311, issue.6998, pp.158-161, 1995.
DOI : 10.1136/bmj.311.6998.158

L. A. Leger, D. Mercier, C. Gadoury, and J. Lambert, The multistage 20 metre shuttle run test for aerobic fitness, Journal of Sports Sciences, vol.33, issue.2, pp.93-101, 1988.
DOI : 10.1007/BF00421645

S. Lioret, B. Maire, J. L. Volatier, and M. A. Charles, Child overweight in France and its relationship with physical activity, sedentary behaviour and socioeconomic status, European Journal of Clinical Nutrition, vol.26, pp.509-516, 2007.
DOI : 10.1038/sj.ejcn.1602538

F. Lobelo, R. R. Pate, M. Dowda, A. D. Liese, and J. R. Ruiz, Validity of Cardiorespiratory Fitness Criterion-Referenced Standards for Adolescents, Medicine & Science in Sports & Exercise, vol.41, issue.6, pp.1222-1229, 2009.
DOI : 10.1249/MSS.0b013e318195d491

T. Lobstein, L. Baur, and R. Uauy, Obesity in children and young people: a crisis in public health, Obesity Reviews, vol.113, issue.s1, pp.4-104, 2004.
DOI : 10.1146/annurev.publhealth.22.1.309

T. G. Lohman, Assessment of Body Composition in Children, Pediatric Exercise Science, vol.1, issue.1, pp.19-30, 1989.
DOI : 10.1123/pes.1.1.19

M. Lotan, E. Isakov, S. Kessel, and J. Merrick, Physical Fitness and Functional Ability of Children with Intellectual Disability: Effects of a Short-Term Daily Treadmill Intervention, The Scientific World JOURNAL, vol.4, pp.449-457, 2004.
DOI : 10.1100/tsw.2004.97

M. Donncha, C. Watson, A. W. Mcsweeney, T. O-'donovan, and D. J. , Reliability of Eurofit Physical Fitness Items for Adolescent Males with and without Mental Retardation, Adapted Physical Activity Quarterly, vol.16, issue.1, pp.86-95, 1999.
DOI : 10.1123/apaq.16.1.86

C. Maiano, Prevalence and risk factors of overweight and obesity among children and adolescents with intellectual disabilities, Obesity Reviews, vol.31, issue.1, 2010.
DOI : 10.1111/j.1467-789X.2010.00744.x

P. Marques-vidal, A. Chiolero, F. Paccaud, P. Marques-vidal, G. Marcelino et al., Large differences in the prevalence of normal weight obesity using various cut-offs for excess body fat. e-SPEN, the European e Body fat levels in children and adolescents: Effects on the prevalence of obesity. e-SPEN, the European e, Journal of Clinical Nutrition and MetabolismJournal of Clinical Nutrition and Metabolism, vol.3, issue.3, pp.159-162, 2008.

C. A. Melville, S. A. Cooper, C. W. Mcgrother, C. F. Thorp, and R. Collacott, Obesity in adults with Down syndrome: a case-control study, Journal of Intellectual Disability Research, vol.67, issue.2, pp.125-133, 2005.
DOI : 10.1016/S0140-6736(02)08092-3

M. R. Minck, L. M. Ruiter, W. Van-mechelen, H. C. Kemper, and J. W. Twisk, Physical fitness, body fatness, and physical activity: The Amsterdam Growth and Health Study, American Journal of Human Biology, vol.42, issue.5, pp.593-599, 2000.
DOI : 10.1002/1520-6300(200009/10)12:5<593::AID-AJHB3>3.0.CO;2-U

T. Olds, G. Tomkinson, L. Leger, and G. Cazorla, Worldwide variation in the performance of children and adolescents: An analysis of 109 studies of the 20-m shuttle run test in 37 countries, Journal of Sports Sciences, vol.37, issue.6, pp.1025-1038, 2006.
DOI : 10.1249/01.MSS.0000079024.40014.91

F. B. Ortega, J. R. Ruiz, M. J. Castillo, L. A. Moreno, M. Gonzalez-gross et al., [Low level of physical fitness in Spanish adolescents, Relevance for future cardiovascular health (AVENA study)]. Revista Espanola de Cardiologia, pp.898-909, 2005.

K. H. Pitetti, J. H. Rimmer, and B. Fernhall, Physical Fitness and Adults with Mental Retardation, Sports Medicine, vol.16, issue.1, pp.23-56, 1993.
DOI : 10.2165/00007256-199316010-00004

K. H. Pitetti, D. A. Yarmer, and B. , Cardiovascular Fitness and Body Composition of Youth with and without Mental Retardation, Adapted Physical Activity Quarterly, vol.18, issue.2, pp.127-141, 2001.
DOI : 10.1123/apaq.18.2.127

F. F. Reichert, A. M. Baptista-menezes, J. C. Wells, C. Dumith, S. Hallal et al., Physical Activity as a Predictor of Adolescent Body Fatness, Sports Medicine, vol.21, issue.2, pp.279-294, 2009.
DOI : 10.2165/00007256-200939040-00002

J. H. Rimmer, K. Yamaki, B. M. Lowry, E. Wang, and L. C. Vogel, Obesity and obesity-related secondary conditions in adolescents with intellectual/developmental disabilities, Journal of Intellectual Disability Research, vol.24, issue.9, pp.787-794, 2010.
DOI : 10.1111/j.1365-2788.2010.01305.x

L. Salaun and S. Berthouze-aranda, Obesity in School Children with Intellectual Disabilities in France, Journal of Applied Research in Intellectual Disabilities, vol.1, issue.Suppl. 1, pp.333-340, 2011.
DOI : 10.1111/j.1468-3148.2010.00612.x

W. Skowronski, M. Horvat, J. Nocera, G. Roswal, and R. Croce, Eurofit Special: European Fitness Battery Score Variation among Individuals with Intellectual Disabilities, Adapted Physical Activity Quarterly, vol.26, issue.1, pp.54-67, 2009.
DOI : 10.1123/apaq.26.1.54

R. W. Taylor, I. E. Jones, S. M. Williams, and A. Goulding, Body fat percentages measured by dual-energy X-ray absorptiometry corresponding to recently recommended body mass index cutoffs for overweight and obesity in children and adolescents aged 3-18, American Journal of Clinical Nutrition, vol.76, pp.1416-1421, 2002.

I. Ara, L. A. Moreno, M. T. Leiva, B. Gutin, and J. A. Casajus, Adiposity, Physical Activity, and Physical Fitness Among Children From Arag??n, Spain*, Obesity, vol.58, issue.8, 1918.
DOI : 10.1038/oby.2007.228

M. Ashwell and S. D. Hsieh, Six reasons why the waist-to-height ratio is a rapid and effective global indicator for health risks of obesity and how its use could simplify the international public health message on obesity, International Journal of Food Sciences and Nutrition, vol.15, issue.3, pp.303-307, 2005.
DOI : 10.1080/09637480500195066

P. Balagopal, D. George, N. Patton, H. Yarandi, W. L. Roberts et al., Lifestyle-only intervention attenuates the inflammatory state associated with obesity: A randomized controlled study in adolescents, The Journal of Pediatrics, vol.146, issue.3, pp.342-348, 2005.
DOI : 10.1016/j.jpeds.2004.11.033

G. Baquet, J. W. Twisk, H. C. Kemper, E. Van-praagh, and S. Berthoin, Longitudinal follow-up of fitness during childhood: interaction with physical activity, American Journal of Human Biology, vol.33, issue.1, pp.51-58, 2006.
DOI : 10.1002/ajhb.20466

S. E. Berthouze-aranda and P. Aranda, Un logiciel pour la mesure de l'activit?? physique : le PAQAP, Science & Sports, vol.16, issue.3, pp.171-172, 2001.
DOI : 10.1016/S0765-1597(01)00067-3

S. E. Berthouze, P. M. Minaire, J. Castells, T. Busso, L. Vico et al., Relationship between mean habitual daily energy expenditure and maximal oxygen uptake, Medicine & Science in Sports & Exercise, vol.27, issue.8, pp.1170-1179, 1995.
DOI : 10.1249/00005768-199508000-00011

S. E. Berthouze, P. M. Minaire, J. C. Chatard, C. Boutet, J. Castells et al., A new tool for evaluating energy expenditure, Medicine & Science in Sports & Exercise, vol.25, issue.12, p.1405, 1993.
DOI : 10.1249/00005768-199312000-00015

S. N. Blair, Y. Cheng, and J. S. Holder, Is physical activity or physical fitness more important in defining health benefits? Medecine & Science in Sports & Exercise, pp.379-399, 2001.

J. E. Boone, P. Gordon-larsen, L. S. Adair, and B. M. Popkin, Screen time and physical activity during adolescence: longitudinal effects on obesity in young adulthood, International Journal of Behavioral Nutrition and Physical Activity, vol.4, issue.1, p.26, 2007.
DOI : 10.1186/1479-5868-4-26

A. L. Carrel, R. R. Clark, S. E. Peterson, B. A. Nemeth, J. Sullivan et al., Improvement of Fitness, Body Composition, and Insulin Sensitivity in Overweight Children in a School-Based Exercise Program, Archives of Pediatrics & Adolescent Medicine, vol.159, issue.10, pp.963-968, 2005.
DOI : 10.1001/archpedi.159.10.963

J. Cohen, Statistical power analysis for the behavioral sciences, 1988.

C. Currie, S. N. Gabhainn, E. Godeau, C. Roberts, R. Smith et al., Inequalities in young people's health, Health behaviour in school-aged children International report from the, 2005.

J. E. Donnelly, S. N. Blair, J. M. Jakicic, M. M. Manore, J. W. Rankin et al., Appropriate Physical Activity Intervention Strategies for Weight Loss and Prevention of Weight Regain for Adults, Medicine & Science in Sports & Exercise, vol.41, issue.2, pp.459-471, 2009.
DOI : 10.1249/MSS.0b013e3181949333

S. M. Elmahgoud, S. Lambers, S. Stegen, C. Vanlaethem, D. Cambier et al., The influence of combined exercise training on indices of obesity, physical fitness and lipid profile in overweight and obese adolescents with mental retardation, European Journal of Pediatrics, vol.35, issue.5, pp.1327-1333, 2009.
DOI : 10.1007/s00431-009-0930-3

L. H. Epstein, R. R. Wing, B. C. Penner, and M. J. Kress, Effect of diet and controlled exercise on weight loss in obese children, The Journal of Pediatrics, vol.107, issue.3, pp.358-361, 1985.
DOI : 10.1016/S0022-3476(85)80506-0

A. E. Field and G. A. Colditz, Frequent dieting and the development of obesity among children and adolescents, Nutrition, vol.17, issue.4, pp.355-356, 2001.
DOI : 10.1016/S0899-9007(01)00504-4

E. Godeau, C. Arnaud, and F. Navarro, La santé des élèves de 11 à 15 ans en France, Données françaises de l'enquête Internationale Health Behaviour in School-aged Children, 2006.

E. Godeau, H. Grandjean, and F. Navarro, La santé des élèves de 11 à 15 ans en France Données françaises de l'enquête internationale Health Behaviour in School-aged Children (HBSC) Baromètre Santé, Institut national de prévention et d'éducation pour la santé, 2002.

A. Grund, H. Krause, M. Siewers, H. Rieckert, and M. J. Muller, Is TV viewing an index of physical activity and fitness in overweight and normal weight children? Public Health Nutrition, pp.1245-1251, 2001.

N. Guignon, J. B. Herbet, S. Danet, and L. Fonteneau, La santé des adolescents scolarisés en classe de troisième en, 2003.

B. Gutin, Z. Yin, M. C. Humphries, and P. Barbeau, Relations of moderate and vigorous physical activity to fitness and fatness in adolescents, American Journal of Clinical Nutrition, vol.81, pp.746-750, 2005.

S. Hamilton, C. R. Hankey, S. Miller, S. Boyle, and C. A. Melville, A review of weight loss interventions for adults with intellectual disabilities, Obesity Reviews, vol.299, issue.4, pp.339-345, 2007.
DOI : 10.1352/0047-6765(1997)035<0177:NKAOOA>2.0.CO;2

B. A. Irving, C. K. Davis, D. W. Brock, J. Y. Weltman, D. Swift et al., Effect of Exercise Training Intensity on Abdominal Visceral Fat and Body Composition, Medicine & Science in Sports & Exercise, vol.40, issue.11, pp.1863-1872, 2008.
DOI : 10.1249/MSS.0b013e3181801d40

J. M. Jakicic and A. D. Otto, Physical activity considerations for the treatment and prevention of obesity, American Journal of Clinical Nutrition, vol.82, pp.226-229, 2005.

I. Janssen and A. G. Leblanc, Systematic review of the health benefits of physical activity and fitness in school-aged children and youth, International Journal of Behavioral Nutrition and Physical Activity, vol.7, issue.1, p.40, 2010.
DOI : 10.1186/1479-5868-7-40

P. H. Klijn, O. H. Van-der-baan-slootweg, and H. F. Van-stel, Aerobic exercise in adolescents with obesity: preliminary evaluation of a modular training program and the modified shuttle test, BMC Pediatrics, vol.24, issue.2, 2007.
DOI : 10.1038/sj.ijo.0801241

H. W. Kohl and K. E. Hobbs, Development of physical activity behaviors among children and adolescents, Pediatrics, vol.101, pp.549-554, 1998.

S. Lazzer, C. Lafortuna, C. Busti, R. Galli, T. Tinozzi et al., Fat oxidation rate during and after a low- or high-intensity exercise in severely obese Caucasian adolescents, European Journal of Applied Physiology, vol.77, issue.3, pp.383-391, 2010.
DOI : 10.1007/s00421-009-1234-z

M. E. Lean, T. S. Han, and C. E. Morrison, Waist circumference as a measure for indicating need for weight management, BMJ, vol.311, issue.6998, pp.158-161, 1995.
DOI : 10.1136/bmj.311.6998.158

J. D. Lin, P. Y. Lin, L. P. Lin, Y. Y. Chang, S. R. Wu et al., Physical activity and its determinants among adolescents with intellectual disabilities, Research in Developmental Disabilities, pp.263-269, 2010.
DOI : 10.1016/j.ridd.2009.09.015

T. G. Lohman, Assessment of Body Composition in Children, Pediatric Exercise Science, vol.1, issue.1, pp.19-30, 1989.
DOI : 10.1123/pes.1.1.19

C. Maiano, Prevalence and risk factors of overweight and obesity among children and adolescents with intellectual disabilities, Obesity Reviews, vol.31, issue.1, pp.189-197, 2011.
DOI : 10.1111/j.1467-789X.2010.00744.x

D. Martinez-gomez, J. R. Ruiz, F. B. Ortega, O. L. Veiga, D. Moliner-urdiales et al., Recommended Levels of Physical Activity to Avoid an Excess of Body Fat in European Adolescents, American Journal of Preventive Medicine, vol.39, issue.3, pp.203-211, 2010.
DOI : 10.1016/j.amepre.2010.05.003

D. Molnar and Y. Schutz, The effect of obesity, age, puberty and gender on resting metabolic rate in children and adolescents, European Journal of Pediatrics, vol.156, issue.5, pp.376-381, 1997.
DOI : 10.1007/s004310050618

F. B. Ortega, J. R. Ruiz, M. J. Castillo, L. A. Moreno, M. Gonzalez-gross et al., Low level of physical fitness in Spanish adolescents. Relevance for future cardiovascular health (AVENA study) Revista Española de Cardiologia, pp.898-909, 2005.

R. R. Pate, M. Pratt, S. N. Blair, W. L. Haskell, C. A. Macera et al., Physical Activity and Public Health, Physical activity and public health. A recommendation from the Centers for Disease Control and Prevention and the American College of Sports Medicine, pp.402-407, 1995.
DOI : 10.1001/jama.1995.03520290054029

A. Perez-martin, M. Dumortier, E. Raynaud, J. F. Brun, C. Fedou et al., Balance of substrate oxidation during submaximal exercise in lean and obese people, Diabetes & metabolism, vol.27, pp.466-475, 2001.

F. Péronnet, Le marathon, 1991.

M. On-rolland-cachera, T. Cole, M. Sempe, J. Tichet, C. Rossignol et al., Calimco version 2.0, based Body Mass Index variations: centiles from birth to 87 years, Programme National Nutrition Santé Programme National Nutrition Santé, pp.13-21, 1991.

J. H. Rimmer and K. Yamaki, Obesity and intellectual disability, Mental Retardation and Developmental Disabilities Research Reviews, vol.40, issue.1, pp.22-27, 2006.
DOI : 10.1002/mrdd.20091

T. N. Robinson, Reducing Children's Television Viewing to Prevent Obesity, JAMA, vol.282, issue.16, pp.1561-1567, 1999.
DOI : 10.1001/jama.282.16.1561

C. A. Slentz, B. D. Duscha, J. L. Johnson, K. Ketchum, L. B. Aiken et al., Effects of the Amount of Exercise on Body Weight, Body Composition, and Measures of Central Obesity, Archives of Internal Medicine, vol.164, issue.1, pp.31-39, 2004.
DOI : 10.1001/archinte.164.1.31

R. W. Taylor, I. E. Jones, S. M. Williams, and A. Goulding, Body fat percentages measured by dualenergy X-ray absorptiometry corresponding to recently recommended body mass index cutoffs for overweight and obesity in children and adolescents aged 3-18, American Journal of Clinical Nutrition, vol.76, pp.1416-1421, 2002.

R. Telama, X. Yang, J. Viikari, I. Valimaki, O. Wanne et al., Physical activity from childhood to adulthood, American Journal of Preventive Medicine, vol.28, issue.3, pp.267-273, 2005.
DOI : 10.1016/j.amepre.2004.12.003

D. Trivel, L. Léger, and P. Calmels, Estimation de??l'aptitude physique par??questionnaire, Science & Sports, vol.21, issue.3, pp.121-130, 2006.
DOI : 10.1016/j.scispo.2005.12.004

P. N. Walsh, L. Hall, and R. Deirdre, Health indicators for people with intellectual disability: using an indicator set, 2008.

K. Watts, T. W. Jones, E. A. Davis, and D. Green, Exercise Training in Obese Children and Adolescents, Sports Medicine, vol.10, issue.16, pp.375-392, 2005.
DOI : 10.2165/00007256-200535050-00002

J. Begarie, C. Maiano, G. Ninot, and B. Azema, [Overweight prevalence in preadolescents, adolescents and young adults with intellectual disability schooled in specialized institutions in Southeast of France: An exploratory study], pp.337-345, 2009.

C. Berdah, Ob??sit?? et troubles psychopathologiques, Annales M??dico-psychologiques, revue psychiatrique, vol.168, issue.3, pp.184-190, 2010.
DOI : 10.1016/j.amp.2009.03.010

S. E. Berthouze-aranda and E. Reynes, La s??dentarit????: un processus physio-psychologique et un facteur de risque pour la sant?? pour tous, Science & Sports, vol.26, issue.4
DOI : 10.1016/j.scispo.2011.06.003

S. J. Biddle, S. H. Whitehead, T. M. O-'donovan, and M. E. Nevill, Correlates of Participation in Physical Activity for Adolescent Girls: A Systematic Review of Recent Literature, Journal of Physical Activity and Health, vol.2, issue.4, pp.423-434, 2005.
DOI : 10.1123/jpah.2.4.423

C. Braet, A. Tanghe, V. Decaluwe, E. Moens, and Y. Rosseel, Inpatient Treatment for Children With Obesity: Weight Loss, Psychological Well-being, and Eating Behavior, Journal of Pediatric Psychology, vol.29, issue.7, pp.519-529, 2004.
DOI : 10.1093/jpepsy/jsh054

F. Branca, H. Nikogosian, and T. Lobstein, The challenge of obesity in the WHO European Region and the strategies for response, 2007.

N. D. Brener, D. K. Eaton, R. Lowry, and T. Mcmanus, The Association between Weight Perception and BMI among High School Students, Obesity Research, vol.23, issue.Suppl 1, pp.1866-1874, 2004.
DOI : 10.1038/oby.2004.232

B. I. Canpolat, S. Orsel, A. Akdemir, and M. H. Ozbay, The relationship between dieting and body image, body ideal, self-perception, and body mass index in Turkish adolescents, International Journal of Eating Disorders, vol.25, issue.2, pp.150-155, 2005.
DOI : 10.1002/eat.20081

J. M. Carroquino, Prevalence of excess body weight and obesity in children and adolescents. World Health Organization, European environment and health information system, 2007.

A. Cattaneo, L. Monasta, E. Stamatakis, S. Lioret, K. Castetbon et al., Overweight and obesity in infants and pre-school children in the European Union: a review of existing data, Obesity Reviews, vol.96, issue.1, pp.389-398, 2010.
DOI : 10.1111/j.1467-789X.2009.00639.x

J. Cohen, Statistical power analysis for the behavioral sciences, 1988.

F. Corica, A. Corsonello, G. Apolone, E. Mannucci, M. Lucchetti et al., Metabolic syndrome, psychological status and quality of life in obesity: the QUOVADIS Study, International Journal of Obesity, vol.12, issue.1, pp.185-191, 2007.
DOI : 10.2165/00019053-200119020-00005

J. B. Dixon, The effect of obesity on health outcomes, Molecular and Cellular Endocrinology, vol.316, issue.2, pp.104-108, 2010.
DOI : 10.1016/j.mce.2009.07.008

C. A. Drury and M. Louis, Exploring the Association Between Body Weight, Stigma of Obesity, and Health Care Avoidance, Journal of the American Academy of Nurse Practitioners, vol.26, issue.9, pp.554-561, 2002.
DOI : 10.1001/jama.263.19.2649

N. M. Edwards, S. Pettingell, and I. W. Borowsky, Where Perception Meets Reality: Self-Perception of Weight in Overweight Adolescents, PEDIATRICS, vol.125, issue.3, pp.452-458, 2010.
DOI : 10.1542/peds.2009-0185

M. Fortes, D. Delignières, and G. Ninot, The Dynamics of Self-Esteem and Physical Self: Between Preservation and Adaptation, Quality & Quantity, vol.78, issue.6, pp.735-751, 2004.
DOI : 10.1007/s11135-004-4764-9

K. R. Fox, Self-esteem, self-perception and exercise, International Journal of Sport Psychology, vol.31, pp.228-240, 2000.

K. R. Fox and C. B. Corbin, The physical self-perception profile: development and preliminary validation, Journal of Sport and Exercise Psychology, vol.11, pp.408-430, 1989.
DOI : 10.1037/t05399-000

M. A. Friedman and K. D. Brownell, Psychological correlates of obesity: Moving to the next research generation., Psychological Bulletin, vol.117, issue.1, pp.3-20, 1995.
DOI : 10.1037/0033-2909.117.1.3

R. M. Gardner and D. L. Brown, Body image assessment: A review of figural drawing scales, Personality and Individual Differences, vol.48, issue.2, pp.107-111, 2010.
DOI : 10.1016/j.paid.2009.08.017

B. Gentile, S. Grabe, B. Dolan-pascoe, J. M. Twenge, B. E. Wells et al., Gender differences in domain-specific self-esteem: A meta-analysis., Review of General Psychology, vol.13, issue.1, pp.34-45, 2009.
DOI : 10.1037/a0013689

L. J. Griffiths, T. J. Parsons, and A. J. Hill, Self-esteem and quality of life in obese children and adolescents: A systematic review, International Journal of Pediatric Obesity, vol.5, issue.4, pp.282-304, 2010.
DOI : 10.3109/17477160903473697

M. S. Hagger, S. J. Biddle, E. W. Chow, N. Stambulova, and M. Kavussanu, Physical Self-Perceptions in Adolescence: Generalizability of a Hierarchical Multidimensional Model Across Three Cultures, Journal of Cross-Cultural Psychology, vol.34, issue.6, pp.611-628, 2003.
DOI : 10.1177/0022022103255437

S. Harter, Causes and Consequences of Low Self-Esteem in Children and Adolescents, 1993.
DOI : 10.1007/978-1-4684-8956-9_5

C. Huang, Mean-level change in self-esteem from childhood through adulthood: Meta-analysis of longitudinal studies., Review of General Psychology, vol.14, issue.3, pp.251-260, 2010.
DOI : 10.1037/a0020543

S. Huck, C. Kemp, and M. Carter, Self-concept of children with intellectual disability in mainstream settings, Journal of Intellectual and Developmental Disability, vol.37, issue.3, pp.141-154, 2010.
DOI : 10.1097/01.CHI.0000024824.94814.2F

. Inserm, santé des enfants et des adolescents, propositions pour la préserver. les collections INSERM, Expertise opérationnelle 2e édition, 2009.

E. Jelalian, R. Mehlenbeck, E. E. Lloyd-richardson, V. Birmaher, and R. R. Wing, ???Adventure therapy??? combined with cognitive-behavioral treatment for overweight adolescents, International Journal of Obesity, vol.3, issue.1, pp.31-39, 2006.
DOI : 10.1038/sj.ijo.0803069

M. Jones, C. M. Grilo, R. M. Masheb, and M. A. White, Psychological and behavioral correlates of excess weight: Misperception of obese status among persons with Class II obesity, International Journal of Eating Disorders, vol.34, issue.7, pp.628-632, 2010.
DOI : 10.1002/eat.20746

K. C. Kling, J. S. Hyde, C. J. Showers, and B. N. Buswell, Gender differences in self-esteem: A meta-analysis., Psychological Bulletin, vol.125, issue.4, pp.470-500, 1999.
DOI : 10.1037/0033-2909.125.4.470

M. Koroni, F. Garagouni-areou, C. J. Roussi-vergou, M. Zafiropoulou, and S. M. Piperakis, The stigmatization of obesity in children. A survey in Greek elementary schools. Appetite, pp.241-244, 2009.

J. D. Latner, A. J. Stunkard, and G. T. Wilson, Stigmatized Students: Age, Sex, and Ethnicity Effects in the Stigmatization of Obesity, Obesity Research, vol.30, issue.7, pp.1226-1231, 2005.
DOI : 10.1038/oby.2005.145

M. Lawler and E. Nixon, Body Dissatisfaction Among Adolescent Boys and Girls: The Effects of Body Mass, Peer Appearance Culture and Internalization of Appearance Ideals, Journal of Youth and Adolescence, vol.29, issue.1, pp.59-71, 2011.
DOI : 10.1007/s10964-009-9500-2

M. E. Lean, T. S. Han, and C. E. Morrison, Waist circumference as a measure for indicating need for weight management, BMJ, vol.311, issue.6998, pp.158-161, 1995.
DOI : 10.1136/bmj.311.6998.158

O. R. Lightsey, Generalized self-efficacy, self-esteem, and negative affect., Canadian Journal of Behavioural Science / Revue canadienne des sciences du comportement, vol.38, issue.1, pp.72-80, 2006.
DOI : 10.1037/h0087272

S. Lioret, M. Touvier, C. Dubuisson, A. Dufour, G. Calamassi-tran et al., Trends in Child Overweight Rates and Energy Intake in France From 1999 to 2007: Relationships With Socioeconomic Status, Obesity, vol.337, issue.Suppl 1, pp.1092-1100, 2009.
DOI : 10.1038/oby.2008.619

T. G. Lohman, Assessment of Body Composition in Children, Pediatric Exercise Science, vol.1, issue.1, pp.19-30, 1989.
DOI : 10.1123/pes.1.1.19

K. W. Lowry, B. J. Sallinen, and D. M. Janicke, The Effects of Weight Management Programs on Self-Esteem in Pediatric Overweight Populations, Journal of Pediatric Psychology, vol.32, issue.10, pp.1179-1195, 2007.
DOI : 10.1093/jpepsy/jsm048

C. Maiano, J. Begarie, A. J. Morin, and G. Ninot, Assessment of Physical Self-Concept in Adolescents with Intellectual Disability: Content and Factor Validity of the Very Short Form of the Physical Self-Inventory, Journal of Autism and Developmental Disorders, vol.14, issue.9, pp.775-787, 2009.
DOI : 10.1007/s10803-008-0686-z

B. E. Mcguire, P. Daly, and F. Smyth, Lifestyle and health behaviours of adults with an intellectual disability, Journal of Intellectual Disability Research, vol.8, issue.7, pp.497-510, 2007.
DOI : 10.1080/13668250020032769

D. Mellor, M. Fuller-tyszkiewicz, M. P. Mccabe, and L. A. Ricciardelli, Body Image and Self-Esteem Across Age and Gender: A Short-Term Longitudinal Study, Sex Roles, vol.21, issue.2, pp.672-681, 2010.
DOI : 10.1007/s11199-010-9813-3

U. Mulasi-pokhriyal and C. Smith, Assessing body image issues and body satisfaction/dissatisfaction among Hmong American children 9???18 years of age using mixed methodology, Body Image, vol.7, issue.4, pp.341-348, 2010.
DOI : 10.1016/j.bodyim.2010.08.002

A. Myers and J. C. Rosen, Obesity stigmatization and coping: Relation to mental health symptoms, body image, and self-esteem, International Journal of Obesity, vol.23, issue.3, pp.221-230, 1999.
DOI : 10.1038/sj.ijo.0800765

G. Ninot, J. Bilard, D. Delignieres, and M. Sokolowski, Le sport chez les adolescents en échec scolaire: facteur de valorisation? Annales Médico-Psychologiques, pp.245-252, 1999.

G. Ninot, J. Bilard, D. Delignières, and M. Sokolowski, La survalorisation du sentiment de compétence de l'adolescent déficient intellectuel en milieu specialisé Revue Européenne de Psychologie Appliquée, pp.165-173, 2000.

G. Ninot, D. Delignières, and M. Fortes, L'évaluation de l'estime de soi dans le domaine corporel, Revue STAPS, vol.53, pp.35-48, 2000.

G. Ninot, D. Delignières, and M. Fortes, The dynamics of self-esteem In: The concept of Self in Education, Family, and Sports, pp.115-152, 2006.

S. Péneau, B. Salanave, M. F. Rolland-cachera, K. Castetbon, and S. Hercberg, The prevalence of overweight and obesity in 7-9 year old children in France is stable between, International Journal of Obesity and Related Metabolic Disorders, p.32, 2000.

F. Péronnet, Le marathon, 1991.

L. M. Puglisi, A. D. Okely, P. Pearson, and W. Vialle, Barriers to increasing physical activity and limiting small screen recreation among obese children, Obesity Research & Clinical Practice, vol.4, issue.1, pp.33-40
DOI : 10.1016/j.orcp.2009.07.004

C. S. Rand and J. L. Resnick, The ???Good Enough??? Body Size as Judged by People of Varying Age and Weight, Obesity Research, vol.18, issue.Suppl 2, pp.309-316, 2000.
DOI : 10.1038/oby.2000.37

G. C. Roberts, D. A. Kleiber, and J. L. Duda, An Analysis of Motivation in Children's Sport: The Role of Perceived Competence in Participation, Journal of Sport Psychology, vol.3, issue.3, pp.206-216, 1981.
DOI : 10.1123/jsp.3.3.206

D. L. Rofey, R. P. Kolko, A. M. Iosif, J. S. Silk, J. E. Bost et al., A Longitudinal Study of Childhood Depression and Anxiety in Relation to Weight Gain, Child Psychiatry and Human Development, vol.40, issue.4, pp.517-526, 2009.
DOI : 10.1007/s10578-009-0141-1

B. Roth, S. Munsch, U. Zumsteg, and E. Isler, Aspects psychologiques de l'obésité infantile et de son traitement, Paediatrica, vol.15, pp.29-31, 2004.

L. Salaun and S. E. Berthouze-aranda, Obesity among school children with intellectual disabilities in France, Journal of Applied Research in Intellectual Disabilities, vol.24, pp.233-240, 2011.

M. B. Schwartz and K. D. Brownell, Obesity and body image, Body Image, vol.1, issue.1, pp.43-56, 2004.
DOI : 10.1016/S1740-1445(03)00007-X

J. M. Siegel, A. K. Yancey, C. S. Aneshensel, and R. Schuler, Body image, perceived pubertal timing, and adolescent mental health, Journal of Adolescent Health, vol.25, issue.2, pp.155-165, 1999.
DOI : 10.1016/S1054-139X(98)00160-8

C. Simard, S. Berthouze, and P. Calmels, Vieillissement et morbidité: situations de handicap et chronicité, Réseau International CIDIH et Facteurs Environnementaux, vol.8, pp.10-19, 1995.

R. Standley, V. Sullivan, and J. Wardle, Self-perceived weight in adolescents: Over-estimation or under-estimation?, Body Image, vol.6, issue.1, pp.56-59, 2009.
DOI : 10.1016/j.bodyim.2008.08.004

H. I. Stanish, V. A. Temple, and G. C. Frey, Health-promoting physical activity of adults with mental retardation, Mental Retardation and Developmental Disabilities Research Reviews, vol.32, issue.1, pp.13-21, 2006.
DOI : 10.1002/mrdd.20090

M. B. Stockton, J. Q. Lanctot, B. S. Mcclanahan, L. M. Klesges, R. C. Klesges et al., Self-perception and Body Image Associations with Body Mass Index among 8-10-year-old African American Girls, Journal of Pediatric Psychology, vol.34, issue.10, pp.1144-1154, 2009.
DOI : 10.1093/jpepsy/jsp023

R. S. Strauss, Childhood Obesity and Self-Esteem, PEDIATRICS, vol.105, issue.1, p.15, 2000.
DOI : 10.1542/peds.105.1.e15

R. M. Viner, M. M. Haines, S. J. Taylor, J. Head, R. Booy et al., Body mass, weight control behaviours, weight perception and emotional well being in a multiethnic sample of early adolescents, International Journal of Obesity, vol.19, issue.10, pp.1514-1521, 2006.
DOI : 10.1192/bjp.179.3.236

L. L. Walker, P. J. Gately, B. M. Bewick, and A. J. Hill, Children's weight-loss camps: psychological benefit or jeopardy? International journal of obesity and related metabolic disorders, pp.748-754, 2003.

F. Wang and P. J. Veugelers, Self-esteem and cognitive development in the era of the childhood obesity epidemic, Obesity Reviews, vol.10, issue.6, pp.615-623, 2008.
DOI : 10.1111/j.1467-789X.2008.00507.x

Y. Wang, H. Liang, and X. Chen, Measured body mass index, body weight perception, dissatisfaction and control practices in urban, low-income African American adolescents, BMC Public Health, vol.94, issue.7, pp.183-194, 2009.
DOI : 10.1016/0002-8223(94)91937-2

N. Wille, M. Erhart, C. Petersen, and U. Ravens-sieberer, The impact of overweight and obesity on health-related quality of life in childhood ??? results from an intervention study, BMC Public Health, vol.106, issue.Suppl 1, pp.421-429, 2008.
DOI : 10.1542/peds.106.1.52

. Whtr, 54 (.05) .57 (.07)

B. Ounis and O. , R??le de la combinaison de la restriction calorique et de l???entra??nement physique individualis?? dans la prise en charge de l???ob??sit?? infantile, Science & Sports, vol.25, issue.3, pp.111-120, 2010.
DOI : 10.1016/j.scispo.2009.10.006

S. Berthouze-aranda and E. Reynes, La s??dentarit????: un processus physio-psychologique et un facteur de risque pour la sant?? pour tous, Science & Sports, vol.26, issue.4, pp.191-196, 2011.
DOI : 10.1016/j.scispo.2011.06.003

J. Duncan, G. Schofield, and E. Duncan, Step count recommendations for children based on body fat, Preventive Medicine, vol.44, issue.1, pp.42-44, 2007.
DOI : 10.1016/j.ypmed.2006.08.009

M. Duclos, Activit?? physique et cancer du sein et du c??lon??: l???activit?? physique bas??e sur les preuves scientifiques, Science & Sports, vol.24, issue.6, pp.273-280, 2009.
DOI : 10.1016/j.scispo.2009.09.003

M. Duclos, P. Duché, C. Guezennec, R. Richard, D. Rivière et al., Position de consensus??: activit?? physique et ob??sit?? chez l???enfant et chez l???adulte, Science & Sports, vol.25, issue.4, pp.207-225, 2010.
DOI : 10.1016/j.scispo.2010.04.001

E. Y. , F. P. , E. J. , and F. T. And, Influence conjuguée de conseils alimentaires et de l'activité physique d'endurance sur les lipoprotéines plasmatiques de jeunes sujets trisomiques 21, Science & Sports, vol.11, pp.145-151, 1996.

S. Elmahgoub, S. Lambers, S. Stegen, C. Van-laethem, D. Cambier et al., The influence of combined exercise training on indices of obesity, physical fitness and lipid profile in overweight and obese adolescents with mental retardation, European Journal of Pediatrics, vol.35, issue.5, pp.1327-1333, 2009.
DOI : 10.1007/s00431-009-0930-3

H. Escalon, C. Bossard, and F. Beck, Baromètre santé nutrition, 2008.

H. Escalon and F. Beck, Connaissances et comportements de la population française en matière d'alimentation et d'activité physique, 2010.

L. Epstein, R. Paluch, C. Gordy, and J. Dorn, Decreasing Sedentary Behaviors in Treating Pediatric Obesity, Archives of Pediatrics & Adolescent Medicine, vol.154, issue.3, pp.220-226, 2000.
DOI : 10.1001/archpedi.154.3.220

A. Field and G. Colditz, Frequent dieting and the development of obesity among children and adolescents, Nutrition, vol.17, issue.4, pp.355-356, 2001.
DOI : 10.1016/S0899-9007(01)00504-4

S. Finlay and G. Faulkner, Physical activity promotion through the mass media: Inception, production, transmission and consumption, Preventive Medicine, vol.40, issue.2, pp.121-151, 2005.
DOI : 10.1016/j.ypmed.2004.04.018

G. Frey, H. Stanish, and T. Va, Physical Activity of Youth with Intellectual Disability: Review and Research Agenda, Adapted Physical Activity Quarterly, vol.25, issue.2, pp.95-117, 2008.
DOI : 10.1123/apaq.25.2.95

J. Gill and D. Malkova, Physical activity, fitness and cardiovascular disease risk in adults: interactions with insulin resistance and obesity, Clinical Science, vol.110, issue.4, pp.409-425, 2006.
DOI : 10.1042/CS20050207

A. Gonzalez-aguero, G. Vicente-rodriguez, L. Moreno, M. Guerra-balic, I. Ara et al., Health-related physical fitness in children and adolescents with Down syndrome and response to training, Scandinavian Journal of Medicine & Science in Sports, vol.42, issue.(S, 2010.
DOI : 10.1111/j.1600-0838.2010.01120.x

S. Hamilton, C. Hankey, S. Miller, S. Boyle, and C. Melville, A review of weight loss interventions for adults with intellectual disabilities, Obesity Reviews, vol.299, issue.4, pp.339-345, 2007.
DOI : 10.1352/0047-6765(1997)035<0177:NKAOOA>2.0.CO;2

. Inserm, santé des enfants et des adolescents, propositions pour la préserver Paris: les collections INSERM, Expertise opérationnelle 1 er édition, 2003.

Y. Kesaniemi, E. Danforth, J. Jensen, M. Kopelman, P. Lefebvre et al., Dose-response issues concerning physical activity and health: an evidencebased symposium, Medecine & Science in Sports & Exercise, vol.33, pp.351-358, 2001.

J. Lin, P. Lin, L. Lin, Y. Chang, S. Wu et al., Physical activity and its determinants among adolescents with intellectual disabilities, Research in Developmental Disabilities, vol.31, issue.1, pp.263-269, 2010.
DOI : 10.1016/j.ridd.2009.09.015

J. Marthy, J. Barreyre, and L. , observation dans le secteur médico-social, Enjeux et méthodes EHESP, 1999.

L. Salaün and S. Berthouze-aranda, Obesity in School Children with Intellectual Disabilities in France, Journal of Applied Research in Intellectual Disabilities, vol.1, issue.Suppl. 1, pp.333-340, 2011.
DOI : 10.1111/j.1468-3148.2010.00612.x

L. Salaün and S. Berthouze-aranda, Condition physique et niveau d???activit?? physique d???adolescents pr??sentant une d??ficience intellectuelle, Science & Sports, vol.26, issue.4, pp.212-215, 2011.
DOI : 10.1016/j.scispo.2011.06.004

L. Salaün and S. Berthouze-aranda, Analyse de la relation entre le niveau d'activité physique et la composition corporelle d'adolescents présentant une déficience intellectuelle : impact d'une prise en charge de l'obésité par un programme d'Activité Physique Adaptée, 2011.

L. Salaün and S. Berthouze-aranda, Physical Fitness and Fatness in Adolescents with Intellectual Disabilities, Journal of Applied Research in Intellectual Disabilities, vol.7, issue.Suppl 1, 2011.
DOI : 10.1111/j.1468-3148.2012.00659.x

B. Salavane, S. Peneau, M. Rolland-cachera, S. Hercberg, and K. Castetbon, Stabilization of overweight prevalence in French children between, International Journal of Pediatrics Obesity, vol.4, pp.66-72, 2000.

J. Sasaki and M. Santos, O papel do exerc??cio aer??bico sobre a fun????o endotelial e sobre os fatores de risco cardiovasculares, Arquivos Brasileiros de Cardiologia, vol.87, issue.5, pp.226-231, 2006.
DOI : 10.1590/S0066-782X2006001800036

P. Simon and J. Fielding, Establishing Best Practices for Changing the Built Environment to Promote Physical Activity, American Journal of Preventive Medicine, vol.37, issue.6, pp.6-8, 2009.
DOI : 10.1016/j.amepre.2009.09.015

F. Trudeau, Evidence based physical activity for school-age youth, The Journal of Pediatrics, vol.146, pp.732-737, 2005.

C. Tudor-locke, D. Bassett, and J. , How Many Steps/Day Are Enough?, Sports Medicine, vol.63, issue.2, pp.1-8, 2004.
DOI : 10.2165/00007256-200434010-00001

C. Tudor-locke, R. Pangrazi, C. Corbin, W. Rutherford, S. Vincent et al., BMI-referenced standards for recommended pedometer-determined steps/day in children, Preventive Medicine, vol.38, issue.6, pp.857-864, 2004.
DOI : 10.1016/j.ypmed.2003.12.018

J. Wilmore and D. Costills, Physiologie du sport et de l'exercice physique, 2006.

S. Wu, Economic analysis of physical activity interventions, American journal of preventive medicine, pp.149-158, 2001.