This rare genetic disorder is due to the absence of a vital protein called dystrophin that helps the body maintain muscle cells, which results in rapid muscle degeneration and increasing muscle ...

A muscle biopsy is a minor surgical procedure. Doctors order them to help diagnose certain diseases that involve muscles. During a muscle biopsy, a small piece of tissue is removed from a specific ...

The wall-sit test is a simple yet powerful way to gauge lower-body endurance and reveal how well your heart copes with ...

Muscular dystrophy is a group of genetic disorders that cause progressive muscle weakness and loss of muscle mass, primarily in the skeletal muscles, such as those in the arms and legs. But muscular ...

Aldolase helps your body turn sugar into energy. Most of it is stored in your muscles and liver. When these cells are damaged, they release aldolase into your blood. Measuring the amount of aldolase ...