February 12, 2019
In a related study, men and women in their 70s who exercised regularly were found to have the heart, lung and muscle fitness of healthy people 30 years younger. "We were shocked," said Scott Trappe, director of the Human Performance Laboratory at Ball State University and lead researcher on the study. "We assume that as you get older, you become frail and weak. But just looking at the muscle of older exercisers compared to younger ones, we couldn't tell who was young and who was old."