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

Most of us have imagined how free it would feel to float around, like an astronaut, in conditions of reduced gravity. But have you ever considered what the effects of reduced gravity might have on ...

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 ...

A University of Alberta research team is shedding much-needed light on cancer cachexia, a severe muscle-wasting syndrome linked to up to a third of cancer deaths. Subscribe to our newsletter for the ...

A dysfunction in muscle blood vessels could be to blame for the weak muscles and weight loss that most cancer patients experience, according to a new study from University of Illinois Chicago ...

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 ...