Repeated exercise, or wasting, can change the way key genes work.

Loss of muscle mass (muscle atrophy) can be a result of aging or lifestyle habits, like being inactive or eating a poor diet. Muscle loss can also point to hormone abnormalities or underlying health ...

Little Mix alum Jesy Nelson opened up in an emotional video Jan. 4 about her twin daughters’ Spinal Muscular Atrophy Type 1 diagnosis, a life-threatening disease that leads to severe muscle weakness.

For most of us, everyday life is characterized by a lack of movement. But those long hours sitting at a desk, commuting by ...

University of Pittsburgh School of Medicine researchers carrying out a small pilot clinical trial demonstrating that a drug-free, minimally invasive intervention targets the root cause of progressive ...

Muscle loss can creep up faster than you think. Whether it’s due to injury, life changes or simply taking a break from working out, the body begins to change almost immediately when you stop using it.

Muscles are made to move. Stretching and contraction stimulate biochemical pathways within muscle that maintain tissue health. When movement slows—when a broken limb is immobilized in a cast, for ...