A new discovery may explain why so many people abandon cholesterol-lowering statins because of muscle pain and weakness.

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 ...

Dear Doctors: Can you please talk about myasthenia gravis? Our oldest daughter has been diagnosed with it. She’s 33 and lives with her family in another state, but we want to understand what she’s ...

A 30-year-old African-American woman presented to the emergency department for medical assessment after becoming too weak to walk. She reported proximal muscle aches in both arms and legs, a skin rash ...

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 ...

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 ...

Infections and neurodegenerative diseases cause inflammation in the brain. But for unknown reasons, patients with brain inflammation often develop muscle problems that seem to be independent of the ...

Mr. M, age 56, arrived in the ER with progressive weakness. Until the fatigue began, he had exercised daily at a gym. Over a two-week period, however, the debility had worsened such that he was unable ...

Research reveals how brain inflammation triggers extreme muscle weakness across several diseases, including viral infection, bacterial infection and Alzheimer's disease. The study, in fruit flies and ...

What is a Quadriceps Strain? The quadriceps, often shortened and referred to as the quads, are a group of muscles located on the front of the thigh. The quadriceps are actually four different muscles ...