Time under contraction is not directly measured in a typical weight training program. Most people really don't even think about the number of seconds a given muscle is forced to work. Indirectly, ...

At one point or another, we’ve all experienced the unexpected, intense pain of a muscle cramp. Muscle cramps, also known as muscle spasms or charley horses, are the involuntary contraction of muscle ...

The constant quest to improve performance is a top priority in the world of fitness and sports. Whether you're a high-performance athlete, a fitness enthusiast, or just someone looking to optimize ...

The flow of water within a muscle fiber may dictate how quickly muscle can contract, according to a new study. The flow of water within a muscle fiber may dictate how quickly muscle can contract, ...

Traditional lifting often fails as we age; discover the "continuous tension" method that firms skin and muscle without the ...