At home, maintenance, physical performance declines more or less rapidly from 6 weeks depending advancing age and duration of the training period . It is feared that the advice or prescription of regular physical maintenance at the exit of the service, has only adherence to the 50% like the medication prescribed. A US study of 2000 on the observance of healthy living recommendations, despite the many messages promoting physical activity, shows that only 24% of Americans aged 65 to 74 were taking physical activity regular. There are no French-date data.