"Use full range of motion (ROM)." That phrase captures one of our major philosophies of resistance training so well that it bears repeating. Use a full ROM. Use a full ROM. Good. Now that's hopefully ...

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.

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 ...