Medically reviewed by Oluseun Olufade, MD Possible causes of leg cramps (charley horses) are too much or too little exercise, dehydration, low electrolyte levels, and certain conditions. Treatments ...

More commonly known as a charley horse, a nighttime leg cramp is when the muscles in a leg quickly tighten up. READ ON THE ...

Vitamin K supplementation may serve as a nocturnal leg cramps treatment reducing frequency, intensity, and duration in older adults.

Leg cramps are uncontrolled muscle contractions that can be so painful they can waken you from sleep. They occur in many adults and are reported more often by women, and especially pregnant women.

The cramps usually happen on Saturday and Sunday ... specifically the back of the upper leg (hamstring) and lower leg (calf) muscles at least four times daily. I also advise some light exercise ...

Nocturnal leg cramps are extremely common ... this is one likely reason why you might have muscle cramps just on Saturday and Sunday. If stretching doesn’t work, and you can’t figure out ...

Treatments include rehydrating, stretching, and massage. A leg cramp is a sharp, sudden contraction or tightening of the muscle in the calf, which usually lasts a few seconds to a few minutes.