For example, using force plates (a machine used to measure force exerted onto the ground through movements) to determine the output and strength of shoulder. In isometric exercises, the muscle ...

Israetel, Ph.D., is an exercise scientist and co-founder of Renaissance Periodization, a company that provides training and ...

Fitness experts weigh in on the differences between concentric vs. eccentric exercise, and why both are important.

Background Most studies of exercise-induced muscle injury have focussed on eccentric contractions, which are known to produce damage and delayed soreness. It is less well known that isometric ...

pattern as compared to isometric contraction of a uniplanar knee extension exercise. Methods: Eight healthy young adult volunteers without history of knee or quadriceps injury participated. Surface ...