Split hand syndrome is a potential sign of amyotrophic lateral sclerosis (ALS). This means that some of the muscles in the hand are weak and thin (atrophied), while others are less affected.

As we age, our muscles atrophy. Earlier this year, researchers found that hepatocyte growth factor (HGF), a protein critical in skeletal muscle development loses its functionality due to nitration as ...

The loss of muscle mass, or muscle atrophy, is a relatively common condition in today’s aging and increasingly sedentary societies. While the disuse of muscles is the most frequent catalyst for muscle ...

Add Yahoo as a preferred source to see more of our stories on Google. This image from video provided by UPMC and University of Pittsburgh Health Sciences shows Doug McCullough, who has spinal muscular ...