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

Night leg cramps, or nocturnal leg cramps, are sudden, involuntary muscle contractions that usually occur in the calves, feet, or thighs during rest or sleep. These painful spasms can last from a few ...

There is something uniquely unsettling about waking up in the middle of the night with a sharp pull in the calf. One moment ...