If you’ve ever jolted awake with a painful cramp in your calf, you know that nighttime leg cramps (a.k.a. Charley horses) can disrupt your sleep and cause serious discomfort. Health experts say that ...

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We've all been there before. Running along the basketball court or swimming across the pool, when, all of a sudden, we experience a sharp pain in our foot or leg. Muscle cramps are common, affect ...

The mysteries of muscle cramps abound. Affecting everyone from everyday runners to the the San Francisco 49ers and international soccer stars, most experts still ask what causes cramps and how we can ...

You’re fast asleep when a sudden, knife-like pain in your leg jars you out of dreamland. It’s a charley horse – sharp, relentless, and completely unexpected. But why do night cramps strike in the dead ...

Being jolted awake by an unexplained, unrelenting leg cramp is its own special type of nightmare. Then there’s the annoyance of one popping up mid-workout—even after you stretched! These cramps, also ...

Dehydration may cause cramps due to the loss of electrolytes. Hydrating and maintaining electrolyte balance may help manage or prevent cramps. People who are at risk of dehydration, such as athletes ...

Dehydration and having a herniated disc are common causes of charley horses. A doctor can diagnose a charley horse with a physical exam, but may use imaging tests. Staying hydrated and stretching can ...

Contrary to previous research, a study of three decades of the IRONMAN's top competition found a connection between dehydration and exercise-induced muscle cramps. Based on medical data of more than ...

A phase II study shows that the sodium channel blocker mexiletine has no specific safety concerns in patients with amyotrophic lateral sclerosis (ALS) and, moreover, markedly reduces muscle cramps.

As athletes prepare to dive into Hawaiian waters for the first part of the IRONMAN World Championship on Oct. 26, they may want to pay a little extra attention to the water inside their bodies.

Dehydration may be one cause of muscle cramps, and some evidence suggests that electrolyte imbalances also contribute to them. Muscle cramps are painful, involuntary contractions of the muscles that ...