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 ...

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 ...

Your muscles move when nerve signals from the brain tell them to get to work. Electromyography (EMG), a diagnostic test, measures how well your muscles respond to those signals. Movement is a complex ...

Strength training is a must for maintaining optimal health and function throughout life. If you’re in your fifties, you can — and should — start strength training. “As you age, strength training ...

A muscle strain is when you damage a muscle or the tendons attached to it. (Photo credit: PhotoAlto Agency RF Collections/Getty Images) A muscle strain is an injury that happens when you overstretch ...

Improving performance and reducing the risk of injury during exercise is not just a matter of building your strength or endurance. Efficient movement also plays a role, and that comes only with ...