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

Muscle atrophy is when muscles shrink and weaken due to lack of use. Other symptoms of muscle atrophy include asymmetry and impaired balance. In most cases, muscle atrophy can be reversed with general ...

Jakob Roze, CSCS, is a health writer and high-end personal trainer. He is the founder and CEO of RozeFit, a high-end concierge personal training practice and online blog. Squats train all the major ...