Isotonic contractions – these occur when a muscle contracts and changes length and there are two types: Isotonic concentric contraction – this involves the muscle shortening. The origin and ...

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

The insertion is the other end of the muscle that is attached to the bone which moves. Muscular contractions are defined as the change in the length of the muscle under contraction. Muscles ...

Researchers at Imperial College London have discovered that specialist macrophages—a type of white blood cell—play a key role in the control of muscle contraction and locomotion. The discovery ...

What are the three types of muscular endurance? There are three types of muscular contraction used when working your muscles in both endurance and strength training. These occur when a muscle ...

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 ...

“An isometric contraction is a type of muscle contraction where the muscle generates force without changing its length,” says ...

Muscle twitching is a general term for muscle contractions. Your muscles are made up of fibers that your nerves control. Stimulating or damaging a nerve can cause muscle fibers to twitch.

PNF stretching expand beyond the clinic and into the sporting arena where it was used by athletes and fitness enthusiasts ...