The flow of water within a muscle fiber may dictate how quickly muscle can contract, according to a University of Michigan study. Nearly all animals use muscle to move, and it's been known for a long ...

Researchers have discovered that a protein called B1N1 is necessary for the heart to contract. The findings shed light not only on what makes a heart beat but also on heart failure, a disease where ...

After an anterior cruciate ligament reconstruction surgery, it's common to experience quadriceps weakness, which was thought to be caused primarily by muscle atrophy, or shrinkage. But researchers at ...

A powerful muscle in the lower body quietly supports the heart’s work every single day. Experts say it plays a far greater ...

Put on this scuba-like suit filled with electrodes and be ready for a tingling, buzzing sensation in your muscles! This sensation is caused by a medical device that is the first to be approved for ...

The muscular system works to control the movement of our body and internal organs. Muscle tissue contains something called muscle fibers. Muscle fibers consist of a single muscle cell. They help to ...

Many people start strength training because they want to build muscle. That’s a great goal – building muscle can help you look and feel great. It improves your metabolism, self-esteem, and overall ...

Without functioning muscles, we wouldn’t be able to do a whole lot. Even our most basic needs, eating and breathing, depend on our muscles. Yet on the molecular level, muscles are quite simple.

After an anterior cruciate ligament reconstruction surgery, it's common to experience quadriceps weakness, which was thought to be caused primarily by muscle atrophy, or shrinkage. After an anterior ...