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 ...

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 ...

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 ...

Lambert-Eaton myasthenic syndrome (LEMS) causes the body to attack nerves, resulting in muscle weakness in the arms and legs. It often occurs due to underlying conditions such as small cell lung ...

Inclusion body myositis is a type of myositis, or muscle inflammation. Inclusion body myositis mainly affects males, but females can get it too. It’s also known as inflammatory myopathy or sporadic ...

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 ...

Infectious or chronic diseases such as COVID-19, Alzheimer’s disease, and traumatic brain injury can cause inflammation in the brain, or neuroinflammation, that weakens muscles. While scientists are ...

You may get muscle cramps from dehydration, mineral loss, or overuse during exercise. Warm up and stretch your muscles before ...

One of the first symptoms of LGMD is typically a weakening of the muscles in the hip and shoulder girdles. The hip girdle is a ring-like bone structure in the pelvic area, consisting of the pelvis, ...

While sitting still at your desk or watching TV, you sense a feeling of muscular discomfort in your arm or leg. It’s not quite a charley horse, but you can see your skin pulsating involuntarily, as if ...