Midlife fitness staves off chronic disease at end of life

http://www.eurekalert.org/pub_releases/2012-08/du-apu082412.php

DALLAS – Aug. 27, 2012 – Being physically fit during your 30s, 40s, and 50s not only helps extend lifespan, but it also increases the chances of aging healthily, free from chronic illness, investigators at UT Southwestern Medical Center and The Cooper Institute have found.