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, ...

The word "eccentric", you’ll know, is most commonly used to describe someone or something unconventional – but in the world of fitness, it means something quite different. Thankfully, eccentric ...

Time under contraction is not directly measured in a typical weight training program. Matt Parrott, a freelance writer, is director of business development and population health solutions for Quest ...