How are those muscles doing today? We all know that as the years go by, our bodies go through changes. Some are super obvious, others... not so much. And there's one change in particular that often ...

For fitness-minded folks, muscle testing can sound pretty intriguing. But it turns out that it has little to do with fitness...or even muscles. On a basic level, muscle testing looks at a muscle and ...

Everyone knows that exercise is one of the best things you can do for your health. But most people ignore one crucial component of it: resistance training. According to federal researchers, only 6 ...

Fast-twitch fibers help with explosive movements like sprinting and weight lifting. Genetics and training influence the distribution of fast-twitch and slow-twitch muscle fibers. Doing strength ...