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 ...

On World Rare Disease Day, we take a look at Pompe disease - a rare genetic disorder caused by a deficiency of the GAA enzyme, leading to glycogen buildup in muscles. It results in progressive muscle ...

Medically reviewed by Scott Zashin, MD Key Takeaways Muscle strains can happen when a muscle is overstretched and may feel sharp or cause bruising.Treating muscle pain from injuries often involves the ...

Many causes thought to impact likelihood of developing this weakness, which is linked to higher death rates. In a genetic analysis of over 250,000 people aged over 60 from UK Biobank and 21 other ...

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 ...

As we get older we lose muscle strength, and in some people this severe weakness impacts their ability to live everyday lives, a condition called sarcopenia. Around 10 per cent of people over 50 ...

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 ...

Tight and rigid muscles are often the result of injury. Sometimes, muscle tightness and rigidity can occur with other symptoms, such as muscle pain and spasms, or reduced mobility. Mild muscle ...

There's two promising options to make statins tolerable again.

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 ...