New publication identifies neuromuscular junction transmission failure as a novel mechanism contributing to sarcopenia, with preclinical studies ...

Skeletal muscle is one of the first tissues to decline with age. This decline can lead to weakness, scarring, fat ...

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 ...

While a gradual loss in muscle strength is a natural part of aging, for many older adults it's more than just feeling a little weaker. Sarcopenia -- a condition affecting nearly half of adults over 80 ...

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 ...

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 ...

A new study suggests that statins may activate inflammatory "danger signals" inside muscle cells, leading to weakness and muscle loss in susceptible individuals.

A painful nighttime calf cramp may reveal more than muscle fatigue. Learn what causes it and the simple relief you can try.

Extreme heat can weaken your muscles before cramps begin. Experts explain how rising core temperature affects strength, ...