G. Amesberger, T. Finkenzeller, S. Würth, and E. Müller, Physical self-concept and physical fitness in elderly individuals, Scandinavian Journal of Medicine & Science in Sports, vol.25, issue.(Suppl. 1), pp.83-90, 2011.
DOI : 10.1024/0170-1789.25.4.239

L. B. Andersen, D. A. Lawlor, A. R. Cooper, K. Froberg, and S. A. Anderssen, Physical fitness in relation to transport to school in adolescents: the Danish youth and sports study, Scandinavian Journal of Medicine & Science in Sports, vol.19, issue.3, pp.406-417, 2009.
DOI : 10.1111/j.1600-0838.2008.00803.x

V. Andreasi, E. Michelin, A. E. Rinaldi, and R. C. Burini, Physical fitness and associations with anthropometric measurements in 7 to 15-year-old school children, Jornal de Pediatria, vol.0, issue.0, pp.497-502, 2010.
DOI : 10.2223/JPED.2041

G. Berthelot, S. Len, P. Hellard, M. Tafflet, M. Guillaume et al.,

J. Toussaint, Exponential growth combined with exponential decline explains lifetime performance evolution in individual and human species, Age, 2011.
URL : https://hal.archives-ouvertes.fr/hal-01724284

S. N. Blair, Y. Cheng, and J. S. Holder, Is physical activity or physical fitness more important in defining health benefits?, Medicine and Science in Sports and Exercise, vol.33, issue.Supplement, pp.379-399, 2001.
DOI : 10.1097/00005768-200106001-00007

T. J. Cole, The secular trend in human physical growth: a biological view, Economics & Human Biology, vol.1, issue.2, pp.161-169, 2003.
DOI : 10.1016/S1570-677X(02)00033-3

G. Erikssen, Physical Fitness and Changes in Mortality, Sports Medicine, vol.52, issue.17, pp.571-577, 2001.
DOI : 10.1161/01.CIR.100.1.2

R. Floud, R. Fogel, B. Harris, and S. Hong, The changing body: Health, Nutrition, and Human Development in the Western World since 1700, 2011.
DOI : 10.1017/CBO9780511975912

R. Fogel, The escape from hunger and premature death, 1700-2100, 2004.
DOI : 10.1017/CBO9780511817649

R. Guthold, M. J. Cowan, C. S. Autenrieth, L. Kann, and L. M. Riley, Physical Activity and Sedentary Behavior Among Schoolchildren: A??34-Country Comparison, The Journal of Pediatrics, vol.157, issue.1, pp.43-49, 2010.
DOI : 10.1016/j.jpeds.2010.01.019

A. Holtermann, J. V. Hansen, H. Burr, K. Søgaard, and G. Sjøgaard, The health paradox of occupational and leisure-time physical activity, British Journal of Sports Medicine, vol.46, issue.4, 2011.
DOI : 10.1136/bjsm.2010.079582

J. Pavón, D. Ortega, F. P. Ruiz, J. R. España-romero, V. García-artero et al.,

G. Martínez, S. , V. Rodríguez, G. Manios, Y. Béghin et al., Socioeconomic status influences physical fitness in European adolescents independently of body fat and physical activity: the HELENA study, Nutr Hosp, vol.25, pp.311-317, 2010.

J. B. Kampert, S. N. Blair, C. E. Barlow, and H. W. Kohl, Physical activity, physical fitness, and allcause and cancer mortality: a prospective study of men and women, Ann Epidemiol, vol.3, issue.6, pp.452-459, 1996.

S. G. Lakoski, C. E. Barlow, S. W. Farrell, J. D. Berry, J. R. Morrow et al., Impact of Body Mass Index, Physical Activity, and Other Clinical Factors on Cardiorespiratory Fitness (from the Cooper Center Longitudinal Study), The American Journal of Cardiology, vol.108, issue.1, pp.34-43, 2011.
DOI : 10.1016/j.amjcard.2011.02.338

P. Marques-vidal, G. Marcelino, P. Ravasco, J. M. Oliveira, and F. Paccaud, Increased body fat is independently and negatively related with cardiorespiratory fitness levels in children and adolescents with normal weight, European Journal of Cardiovascular Prevention & Rehabilitation, vol.14, issue.6, pp.649-54, 2010.
DOI : 10.1111/j.1475-097X.2004.00534.x

D. Moliner-urdiales, J. R. Ruiz, F. B. Ortega, D. Jiménez-pavón, G. Vicente-rodriguez et al., J. P

D. Martínez-gómez, J. A. Casajús, M. I. Mesana, A. Marcos, M. J. Noriega-borge et al., Secular trends in health-related physical fitness in Spanish adolescents: the AVENA and HELENA studies, J Sci Med Sport, vol.13, pp.584-592, 2010.

D. H. Moore, A study of age group track and field records to relate age and running speed, Nature, vol.35, issue.5489, 1975.
DOI : 10.1038/253264a0

, Nature, vol.253, pp.264-269

L. A. Moreno, S. De-henauw, M. González-gross, M. Kersting, D. Molnár et al., Design and implementation of the Healthy Lifestyle in Europe by Nutrition in Adolescence Cross-Sectional Study, 2008.

, Int J Obes, vol.32, issue.5, pp.4-11

L. A. Moreno, M. Joyanes, M. I. Mesana, M. González-gross, C. M. Gil et al., Harmonization of anthropometric measurements for a multicenter nutrition survey in Spanish adolescents, Nutrition, vol.19, issue.6, pp.481-487, 2003.
DOI : 10.1016/S0899-9007(03)00040-6

R. Mouraby, M. Tafflet, H. Nassif, J. F. Toussaint, and F. D. Desgorces, Fiabilit?? et validation de la batterie de tests physiques Diagnoform, Science & Sports, vol.27, issue.1, 2011.
DOI : 10.1016/j.scispo.2011.01.011

G. A. Naughton, J. S. Carlson, and D. A. Greene, A challenge to fitness testing in primary schools, Journal of Science and Medicine in Sport, vol.9, issue.1-2, 2006.
DOI : 10.1016/j.jsams.2006.01.002

, Sci Med Sport, vol.9, pp.40-45

G. A. Nielsen and L. B. Andersen, The association between high blood pressure, physical fitness, and body mass index in adolescents, Preventive Medicine, vol.36, issue.2, pp.229-263, 2003.
DOI : 10.1016/S0091-7435(02)00017-8

O. 'keefe, J. H. Vogel, R. Lavie, C. J. Cordain, and L. , Achieving Hunter-gatherer Fitness in the 21st Century: Back to the Future, The American Journal of Medicine, vol.123, issue.12, pp.1082-1088, 2010.
DOI : 10.1016/j.amjmed.2010.04.026

F. B. Ortega, J. R. Ruiz, M. J. Castillo, L. A. Moreno, M. González-gross et al., Low Level of Physical Fitness in Spanish Adolescents. Relevance for Future Cardiovascular Health (AVENA Study), Revista Espa??ola de Cardiolog??a (English Edition), vol.58, issue.8, pp.898-909, 2005.
DOI : 10.1016/S1885-5857(06)60372-1

K. E. Powell, A. M. Roberts, J. G. Ross, M. A. Phillips, D. A. Ujamaa et al., Low Physical Fitness Among Fifth- and Seventh-Grade Students, Georgia, 2006, American Journal of Preventive Medicine, vol.36, issue.4, pp.304-314, 2006.
DOI : 10.1016/j.amepre.2008.11.015

J. P. Rey-lópez, G. Vicente-rodriguez, F. B. Ortega, J. R. Ruiz, D. Martinez-gómez et al., Sedentary patterns and media availability in European adolescents: The HELENA study, Preventive Medicine, vol.51, issue.1, pp.50-55, 2010.
DOI : 10.1016/j.ypmed.2010.03.013

R. Ross and A. J. Bradshaw, The future of obesity reduction: beyond weight loss, Nature Reviews Endocrinology, vol.346, issue.6, pp.319-344, 2009.
DOI : 10.1111/j.1532-5415.1998.tb02722.x

B. Sassen, G. Kok, H. Schaalma, H. Kiers, and L. Vanhees, Cardiovascular risk profile: Cross-sectional analysis of motivational determinants, physical fitness and physical activity, BMC Public Health, vol.22, issue.4, p.592, 2010.
DOI : 10.4278/ajhp.22.3.180

R. Schulz and C. Curnow, Peak Performance and Age Among Superathletes: Track and Field, Swimming, Baseball, Tennis, and Golf, Journal of Gerontology, vol.43, issue.5, pp.113-133, 1988.
DOI : 10.1093/geronj/43.5.P113

C. Simon, A. Wagner, C. Platat, D. Arveiler, B. Schweitzer et al., ICAPS: a multilevel program to improve physical activity in adolescents, Diabetes & Metabolism, vol.32, issue.1, pp.41-50, 2006.
DOI : 10.1016/S1262-3636(07)70245-8

B. Sternfeld, S. Sidney, D. R. Jacobs, M. C. Sadler, W. L. Haskell et al., Seven-Year Changes in Physical Fitness, Physical Activity, and Lipid Profile in the CARDIA Study, Annals of Epidemiology, vol.9, issue.1, pp.25-33, 1999.
DOI : 10.1016/S1047-2797(98)00030-1

G. R. Tomkinson, L. A. Léger, T. S. Olds, and G. Cazorla, Secular Trends in the Performance of Children and Adolescents (1980???2000), Sports Medicine, vol.91, issue.2, pp.285-300, 2003.
DOI : 10.1001/archpedi.1996.02170290022003

M. S. Tremblay, M. Shields, M. Laviolette, C. L. Craig, I. Janssen et al., Fitness of Canadian children and youth: results from the 2007-2009 Canadian Health Measures Survey, Health Rep, vol.21, pp.7-20, 2010.

A. Wrench and R. Garret, Pleasure and pain: Experiences of fitness testing, European Physical Education Review, vol.45, issue.2, pp.325-346, 2008.
DOI : 10.1007/BF02331805