or dehydration, persistent muscle spasms can sometimes be linked to neurological, musculoskeletal, metabolic, postural, or stress-related medical conditions.

A back spasm involves a sudden, involuntary muscle contraction that can be set off by something as routine as lifting a bag or sitting for too long. Muscle fatigue, dehydration, and nerve irritation ...

ANAHEIM, Calif. -- Mike Trout is still expected to play in next week's All-Star Game despite dealing with upper back spasms. The three-time American League MVP was selected earlier this month to ...

CHICAGO(AP) — The struggling Philadelphia Phillies placed catcher J.T. Realmuto on the 10-day injured list Wednesday because of back spasms. Realmuto left Saturday's 3-1 loss to Atlanta with lower ...