Who Is Most at Risk of Nighttime Leg Cramps?
Night leg cramps are sudden, painful muscle contractions—usually in the calf, foot, or thigh. They are common and often have no single identifiable cause.
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People more likely to experience them include:
Older adults — risk increases with age as muscle mass and nerve function change.
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Pregnant women — cramps are particularly common later in pregnancy.
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People who are dehydrated — inadequate fluid intake can contribute to cramping.
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People who are physically inactive or overworked — both poor conditioning and muscle fatigue can increase risk.
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People taking certain medications — particularly some diuretics and other medicines used for blood pressure or cholesterol.
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People with diabetes or nerve problems — diabetic neuropathy and other neurological conditions can contribute to cramps.
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People with kidney, thyroid, liver, or circulation problems — these conditions can sometimes be associated with nighttime cramps.
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What can help?
Gentle calf stretching before bed, staying adequately hydrated, and regular physical activity may reduce cramps for some people. During a cramp, gently stretch the affected muscle and flex the foot upward.
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If cramps are frequent, severely painful, disturbing your sleep, or accompanied by swelling, numbness, or muscle weakness, it’s worth discussing them with a healthcare professional.
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