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 ...

If your doctor has suggested that you may have a myopathy, you likely have a lot of questions. There are many types of myopathies with different causes and outlooks. Myopathies are a class of diseases ...

The joints in your body are enveloped by muscles that coordinate their movements. These muscle groups counterbalance each other and work together to complete a movement. The muscles on either side of ...

Loss of muscle mass, also called muscle wasting or atrophy, can happen gradually as part of getting older or more suddenly due to underlying medical conditions. Other factors can contribute, like ...

Repeatedly doing the same type of activity — whether it’s running, lifting or sitting — can have serious downsides. By Hilary Achauer When you head out for your daily run, with each stride you’re ...

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 ...

Neuromuscular disorders affect nerves that control voluntary muscles, including those in your arms, legs, and face. Nerve damage can lead to muscle weakness and loss of control. Examples of ...

One of the most challenging parts of running is dealing with aches, pains, and injuries –especially if they thwart your training. Unfortunately, it happens. A study of 253 recreational runners, ...

Scientists at the Translational Genomics Research Institute (TGen), using state-of-the-art genetic technology, have discovered the likely cause of a child's rare type of severe muscle weakness. The ...

Duchenne muscular dystrophy (DMD) is a rare neurological condition that causes severe muscle weakness and intellectual disability. DMD is an inherited (passed down) disorder. The condition is linked ...