Repeated exercise, or wasting, can change the way key genes work.

Stem cells that live in the muscle impart its ability to regenerate. After an injury, muscle stem cells activate and must expand in number to repair and make new muscle (marked by dystrophin in white) ...

The curl-up is part of spine expert Stuart McGill’s 'Big Three', shown in research to increase core endurance without stressing the lumbar discs. 'The McGill Curl-Up teaches the core to brace without ...

EDITOR’S NOTE: Dana Santas, known as the “Mobility Maker,” is a certified strength and conditioning specialist, a mind-body coach in professional sports, and the author of “Practical Solutions for ...

Ever notice how individuals in their forties start huffing up stairs they used to fly up, or struggle with bags that once ...