Adjei, MD Key Takeaways Causes of back spasms range from poor posture or minor muscle strains to underlying health conditions ...

Add Yahoo as a preferred source to see more of our stories on Google. Many of us have felt a muscle in some part of our body suddenly and involuntarily tighten, causing a twitch or even severe cramp.

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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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 ...