Build strength and muscle at home with this fast 12-minute bodyweight routine. Safe, effective moves for adults 45 and up.

The ACTN3 gene influences your fast-twitch muscle fibers and explosive performance. Learn how your DNA affects power ...

Different types of exercise encourage the formation of different types of muscle fibers, or the cells that make up your muscles. Slow twitch muscle fibers support endurance activities like ...

Firm your arms after 50 with 6 standing triceps moves. Smooth bat wings in 21 days with joint-friendly, no-floor training.

New research suggests that men may need to exercise twice as much as women to lower their chances of developing a major health threat that kills them more often.

Looking for the exercise equivalent of a magic bullet? That one perfect move that delivers maximum results in minimum time? While fitness infomercials have been promising such miracles for decades, ...

*Refers to the latest 2 years of stltoday.com stories. Cancel anytime. Dear Dr. Donohue — I'm a high school senior, and I plan to major in some aspect of sports medicine in college. I've been reading ...

Men may need to exercise twice as much as women to achieve the same reduction in coronary heart disease (CHD) risk, according ...

Scientists have compared the exercises to find out which offers better protection against diabetes—and the results may ...