Also, interestingly, "Eleven case control studies on life expectancy in former athletes revealed consistently greater life expectancy in aerobic endurance athle

Also, interestingly, "Eleven case control studies on life expectancy in former athletes revealed consistently greater life expectancy in aerobic endurance athletes but inconsistent results for other athletes." So it seems that not all physical activity is equally as effective in increasing life expectancy. Aerobic endurance activity seems to be the key.