Calcium is the essential "on switch" for muscle contractions and a critical partner in maintaining hydration during hard ...

For millions of people, statins are a daily safeguard against heart attacks and strokes. But for about 1 in 10 users, these widely prescribed drugs come with an unexpected tradeoff—persistent muscle ...

When a chronic illness causes symptoms that are real and quantifiable but whose underlying cause is stubbornly unclear, there ...

The flow of water within a muscle fiber may dictate how quickly muscle can contract, according to a new study. The flow of water within a muscle fiber may dictate how quickly muscle can contract, ...

Our biceps and our brain cells may have more in common than previously thought. New research led by the Lippincott-Schwartz Lab shows that a network of subcellular structures similar to those ...