Muscle contraction is the tightening, shortening, or lengthening of muscles when you do some activity. It can happen when you hold or pick up something, or when you stretch or exercise with weights.

Editor’s note: Before beginning any new exercise program, consult your doctor. Stop immediately if you experience pain. As you head into the gym, you likely already have a workout plan in mind. Maybe ...

A concentric contraction is a type of muscle activation that causes tension on your muscle as it shortens. As your muscle shortens, it generates enough force to move an object. This is the most ...

You might lace up your sneakers thinking hard cardio is the key to lowering your blood pressure, but lecturer Jamie Edwards ...

Background Adequate leg extensors preparation is highly important especially in volleyball which involve several jumping techniques. Values of developed force in the function of time generated during ...

The famously fit actor Dwayne Johnson gained more muscle for "Black Adam," his strength coach said. Techniques like pause reps, negatives, and static holds were part of his muscle-building workouts.