What's the first thing that comes to mind when you think about the words twitch and muscle? Spasms, perhaps. You'd hardly be alone in thinking that. But when it comes to fitness, it's most commonly ...

Everyone is familiar, at least hand-wavingly, with the distinction between slow-twitch and fast-twitch muscle-fiber types. The former are great for running marathons; the latter are ideal for ...

Charles Poliquin, legendary for his training methods and unmistakably powerful arms, wasn’t called the 'King of Biceps' for nothing. Known for pushing the boundaries of muscle growth, Poliquin ...

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.

Tsukuba, Japan—Muscle fibers, which constitute skeletal muscle, are classified into two main types: slow-twitch (Type I, red muscle) and fast-twitch (Type II, white muscle). Slow-twitch fibers are ...

In Part I of Blood Flow Restriction (BFR), we reviewed the history of the technique and the evidence of its use during physical therapy and rehabilitation when ...

Repeat after us: A strong runner is a fast, less injury-prone runner.