Don’t Ignore Leg Cramps at Night: Here’s What You Should Know
Nighttime leg cramps are common and usually harmless. They typically cause a sudden, painful tightening—most often in the calf—that lasts from a few seconds to several minutes. They also become more common with age.
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Mayo Clinic
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What can cause them?
Often, there is no identifiable cause. Possible contributors include:
Dehydration
Muscle fatigue or overuse
Prolonged sitting or inactivity
Certain medications, including some diuretics and cholesterol medicines
Nerve problems or peripheral neuropathy
Poor blood flow to the legs
Kidney, thyroid, or metabolic conditions
Pregnancy
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Mayo Clinic
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What to do when a cramp strikes
Try to gently stretch the cramped muscle. For a calf cramp, straighten the leg and pull your toes toward your face. Standing and putting weight on the affected leg may also help. Gentle massage or warmth can provide additional relief.
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How to reduce nighttime cramps
Stay adequately hydrated throughout the day.
Gently stretch your calves before bed.
Maintain regular physical activity.
Avoid excessive alcohol and caffeine.
If possible, don’t keep heavy bedding tightly tucked around your feet.
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Mayo Clinic
When should you see a doctor?
Make an appointment if cramps regularly disturb your sleep, last longer than about 10 minutes, are severe, or occur with swelling, numbness, weakness, redness, or other persistent symptoms.
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Bottom line: An occasional nighttime cramp is usually nothing dangerous. But frequent or worsening cramps deserve attention, especially if you’re taking medications or have another medical condition that could be contributing.
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