New research suggests that the secret to stronger muscles may not only lie in the gym or your diet—but also inside your gut.

Muscles age differently than you think. Discover the science behind the aging muscle paradox—and how exercise can help you ...

Bronx, N.Y.: NYPD officer Julissa Camacho works out at the 44th precinct gym in the Bronx, New York on April 3, 2019. Camacho is training to participate in her first bodybuilding competition in May, ...

Some research suggests that nicotine may negatively affect muscle growth.However, there is other evidence that indicates it could help with athletic performance. Muscle growth, which health experts ...