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 ...

Muscular endurance tests can help you gauge the effectiveness of your workout and provide clues about your overall physical fitness. When it comes to measuring progress in the weight room, muscular ...

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 ...

Our new Build Muscle, Burn Fat plan is designed to do exactly that. Add size, lean up and feel stronger. It’s a simple, ...

Building your fast-twitch muscle fibers can help you get stronger and faster. This type of muscle fiber is responsible for the fast, explosive movements used in activities like sprinting, jumping, and ...

Building muscle depends on several factors and isn't something that'll happen overnight after just one workout.

Throughout my years of coaching and training on my own, the subject of pushing to failure (or beyond) with heavier weights or higher reps has been either the goal or something to avoid. A new ...

Knowing when an athlete can safely return to training after intense exercise typically relies on coaches and athletes making best-guess estimates, but a new easy-to-use fingerprint blood test, ...