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

Isotonic contractions – these occur when a muscle contracts and changes length ... provides the control of a movement on the downward phase and it works to resist the force of gravity.

You lower into the squat, pause at the bottom, then drive upward to stand; these three phases are called eccentric, isometric ...

Isotonic concentric contraction – this involves the muscle shortening ... provides the control of a movement on the downward phase and it works to resist the force of gravity.

When muscle cells are viewed under the microscope, one can see that they contain a striped pattern (striations). This pattern is formed by a series of basic units called sarcomeres that are ...

Plyometric exercise has revolutionized how athletes build explosive strength. Discover its science and benefits for improving performance in sports.

A longer relaxation phase did not significantly increase force deficit or soreness. The total contraction time had a greater influence on force deficit than either the number or duration of ...