Time under contraction is not directly measured in a typical weight training program. Most people really don't even think about the number of seconds a given muscle is forced to work. Indirectly, ...

Isometric exercises are exercises that involve the contraction of muscles without any movement in the surrounding joints. Most muscle strengthening exercises involve moving the joints, using the ...

I'll admit it: For years, I avoided adding a medicine ball to my workouts. Frankly, I was intimidated by the large weighted ball, imagining it was meant solely for hard-core exercisers with 18-inch ...

Rebuilding muscle after 50 doesn't have to mean endless hours at the gym. In fact, some of the most effective exercises use nothing more than a Swiss ball to challenge your body in ways traditional ...

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.

Physical therapists are doctorate level trained health care providers who are experts in exercise, function movement, and performance. In practice, physical therapists use a three main muscle ...

Pregnancy is one of the most intense physical challenges a person can go through, so it's important to take things easy. With that being said, you still want to stay reasonably active. You may not ...

You may have read heaps of articles praising the benefits of stability balls and may have even been using them in your ...

Eccentric exercise focuses on movements, or phases of a movement, that lengthen the muscles. Some examples of eccentric exercise include lowering into a squat or lowering into a press-up. In contrast, ...