This discovery changes the way scientists think about aging. It suggests that part of what we call age-related weakness may actually be a communication problem between the brain and the muscles. As ...

My wife (age 59) has very poor leg strength. This has been the case for a number of years now, and her deceased mother had similar problems. Walking up a flight of stairs, especially if they are ...

Short-term muscle weakness is common and can be caused by something as simple as a tough workout. However, persistent muscle weakness without apparent cause could indicate an underlying health ...

A herniated disc can pinch a nerve, which causes pain, numbness, or weakness in your lower back and legs. Diagnosing a ...

Leg numbness is a loss of feeling in your legs, often accompanied by other sensations like tingling or pins-and-needles pain or discomfort. It can be caused by a variety of health conditions.

Sciatica is more than a simple backache. It is a biological warning signal that indicates a problem with the largest nerve in ...

In other words, the muscles of young adults proved to be resilient. Read more: “The Importance of Muscle” But what about aging muscles? To study the effects of inactivity on gene expression, Sharples ...