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 ...

Add Yahoo as a preferred source to see more of our stories on Google. Unfortunately, pain and injury can be a few downsides of an active lifestyle. A combination of genetics and incomplete cool-downs ...

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Rory McIlroy withdrew from the Arnold Palmer Invitational on Saturday due to muscle spasms in his back. While he initially planned to appear in Ponte Vedra Beach, Florida, on Tuesday to begin his ...

Dodgers right-hander Tyler Glasnow left his start after one inning on Wednesday afternoon when a familiar pain shot through his lower back. The 6-foot-8 Glasnow said the back spasms have been a ...