We've all heard it before: Regular exercise is good for your health. In short: Any movement is better than no movement. But did you know that the way you move can bring different benefits to the body?

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.

But if you want to train the range of motion (ROM) of your joints, as well as your flexibility and strength, “isotonic training” might help. “Isotonic”, which has its origins in Ancient Greek, roughly ...