Obesity risk a ‘function of both genes and environment’ 


Dr. Molly Bray, a geneticist at University of Alabama at Birmingham, tells NBC’s Nancy Snyderman obesity risk is linked to environment and DNA and learning that is empowering to people who may have trouble sticking with an exercise program.

Your Playlist Expand Collapse

Full Episodes of Nightly News

Inspiring America

Keeping you Healthy

The Price You Pay

Nightly Films