Muscle atrophy is the loss of muscle mass. Low physical activity, nutritional deficiencies, genetic factors, and some medical conditions may contribute. Muscle atrophy due to inactivity can occur if a ...

SMA, which stands for Spinal Muscular Atrophy, occurs in one of every 6,000 births. Commentator Ben Mattlin has a SMA and is paraplegic. He is often asked what he would do if a cure became available.

Brain atrophy (cerebral atrophy) is the loss of brain cells called neurons, as well as the connections that help cells communicate. It can result from different diseases that damage the brain. As you ...

Testicular atrophy occurs when the testes shrink. Several potential causes include aging, underlying medical conditions, or infections. The testes are two reproductive glands located in the scrotum ...