The flow of water within a muscle fiber may dictate how quickly muscle can contract, according to a University of Michigan study. Nearly all animals use muscle to move, and it's been known for a long ...

Doctors may use a range of tests to diagnose myasthenia gravis (MG), including blood tests, nerve conduction tests, and imaging tests. Myasthenia gravis (mai-uhs-THEE-nee-uh GRAH-viss) is a chronic ...

Knowing when an athlete can safely return to training after intense exercise typically relies on coaches and athletes making best-guess estimates, but a new easy-to-use fingerprint blood test, ...