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

People with spinal muscle atrophy (SMA), an inherited neuromuscular disease, usually experience muscle weakness that impacts movement. New research suggests that electrical spinal cord stimulation ...

This image from video provided by UPMC and University of Pittsburgh Health Sciences shows Doug McCullough, who has spinal muscular atrophy, during tests of experimental spinal cord stimulation to ...

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

After Little Mix star Jesy Nelson's revelation that her twins have SMA, parents speak about their children's late diagnoses.

WASHINGTON (AP) — Three people with a muscle-destroying disease destined to worsen got a little stronger – able to stand and walk more easily – when an implanted device zapped their spinal cord. On ...