A leg cramp is an involuntary, often painful, contraction also referred to as a muscle spasm, or “Charlie horse,” says Arlesia Jones, DO, a primary care physician at Methodist Le Bonheur ...

Charley horse is the uncomfortable involuntary leg cramps or spasms or muscle twitching that some people experience, ...

Also called Charley horses or muscle spasms ... Muscle cramping is another symptom—specifically leg cramps that come on at night, known as nocturnal leg cramps. These nighttime leg cramps ...

People who are pregnant or have certain medical conditions, such as diabetes and disorders of the nerve, liver, or thyroid, may have a higher risk of leg cramps. Both charley horses and restless ...