Real Life. Real News. Real Voices.
Help us tell more of the stories that matter from voices that too often remain unheard.
Join HuffPost Plus
Wellness

How Exercise Changes Our DNA - NYTimes.com

We all know that exercise can make us fitter and reduce our risk for illnesses such as diabetes and heart disease. But just how, from start to finish, a run or a bike ride might translate into a healthier life has remained baffling.

Now new research reports that the answer may lie, in part, in our DNA. Exercise, a new study finds, changes the shape and functioning of our genes, an important stop on the way to improved health and fitness.