Researchers have identified the role of the large Maf transcription factor family in regulating fast twitch muscle fibers. A mouse model lacking Maf expression in the skeletal muscles exhibited a ...

Tsukuba, Japan—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 ...

To build strength for long-term health, certified personal trainer JJ Virgin advises simulating your daily activities in the gym through squats and other exercises, performing workouts that engage ...

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 ...

Your running speed partly comes down to factors you can't control, like genetics, and partly relies on your training. When you purchase through links on our site, we may earn an affiliate commission.

Your ACTN3 gene doesn’t guarantee power, but it helps explain it. Whether you carry the RARE Variant or not, fast-twitch muscle is trainable. Lift heavy, move violently, and express the speed written ...

Your DNA might be giving you an edge or could be holding you back. The ACTN3 gene encodes the protein alpha-actinin-3, which is found almost exclusively in fast-twitch muscle fibers. These fibers are ...

*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 ...

A few years back, Golf Digest Best Young Teacher Steve Buzza (above) authored a terrific article on techniques that boost swing speed. His message is to give it all you got when you swing the driver.

Picture this: You’re in the middle of a century ride that you’re sure you’ve paced correctly (no going out too fast!), yet a wave of fatigue makes it feel as if you’ve been sprinting for the past 10 ...