Repeated exercise, or wasting, can change the way key genes work.

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

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 ...

After a certain age, when muscle weakness and pain start to accompany exercise and simple daily tasks like getting up from a chair, we often dismiss it as part of the package of getting older. But ...

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 ...

NEW YORK (Reuters Health) - Older Americans who have low strength and poor physical function are at increased risk of being hospitalized, researchers report. They advise that interventions to improve ...

Tumors can destroy the blood vessels of muscles even when the muscles are nowhere close to the tumor. That is the key finding of a new study that my colleagues and I recently published in the journal ...

A study by researchers at the Federal University of São Carlos (UFSCar) in Brazil and University College London (UCL) in the United Kingdom shows that a combination of anemia and weak muscles in older ...

Don't just focus on the main muscles of your core — working on your hips, back, and deep ab muscles can help prevent injury.fizkes/Getty Images Most gym goers are ignoring important muscles in the ...