By Steven ReinbergHealthDay Reporter
TUESDAY, Nov. 6 (HealthDay News) – It seems your grandmother was right after all – if you want to live a longer and healthier life, be sure toexercise.
A new study by researchers at the U.S. National Cancer Institute found that staying physically active after age 40 seems to increase your lifespan between two and seven years. And the more you exercise, the longer your life expectancy – regardless of your weight.
“There is dose-response relationship between physical activity and life expectancy,” said investigator Steven Moore, a National Cancer Institute research fellow. “If you don’t currently do any physical activity, doing just a few minutes of physical activity a day can result in a notable increase in life expectancy.”
Exercise may extend life by helping to prevent often fatal diseases, Moore said, adding that other studies have linked physical activity to a lower…