Have you heard of fast-twitch and slow-twitch muscle fibers? These are the two types of muscle that are responsible for all your gains in the gym. And depending on how you train — and even your own ...

The chest press is one of the "big five" and is an effective basic exercise for muscle building Photo: Getty Images/Westend61 A muscular, athletic body radiates health and vitality. But how can you ...

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 ...

But what if I told you that you don't need to visit a fancy lab or use strange equipment to get an idea of how strong your leg muscles are? That's right! The answer might just be in the most common ...