Night-time leg cramps are common but poorly understood. An orthopaedic doctor explains why they strike during sleep, what triggers them, and when they need medical attention.

The Spaniard received treatment courtside in the third set of his Australian Open semifinal, much to opponent Alexander Zverev's frustration ...

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 ...

Infectious agents can cause muscle twitching and spasms, too. The most commonly known is probably tetanus, which causes a phenomenon called lockjaw, where the neck and jaw muscles contract to the ...

Many people experience painful leg and calf cramps at night, which can have several potential causes. News 9 spoke with Dr. Lacy Anderson to explore the underlying factors behind these cramps and ...

Q: I just read about a study wherein nighttime leg cramps were significantly reduced in frequency and severity in people who took vitamin K2. I plan to try this. I have taken vitamin K2 before. A: We ...

My leg hurts when I exercise. Could it be peripheral vascular disease? Peripheral vascular disease (PVD) is a common condition that affects the blood vessels outside of the heart and brain, most ...

Occasional leg cramps are considered common and usually harmless, especially after physical exertion, dehydration, or ...

Q. I have always been bothered by my legs and feet cramping at night. I put soap chips in socks that I wear to bed each night, and that usually helps.