5. Medication Side Effects
Some medications are known to trigger leg cramps, especially:
- Diuretics (often used for high blood pressure or heart disease)
- Statins (cholesterol-lowering drugs)
- Beta blockers
- Certain asthma medications
If your cramps began after starting a new medication, it’s time to check in with your doctor.
6. Age and Underlying Health Conditions
Older adults are more prone to leg cramps, especially those with chronic health issues. If you have diabetes, vascular disease, or thyroid problems, your cramps may be linked to more than just overworked muscles.
What Causes Nighttime Leg Cramps?
Here are the most common underlying factors:
- Dehydration – Reduces blood volume and alters nerve signaling
- Electrolyte Imbalance – A lack of magnesium, potassium, or calcium disrupts muscle function
- Poor Circulation – Reduced blood flow can cause muscles to cramp
- Nerve Compression – Conditions like spinal stenosis can affect nerve signals
- Prolonged Inactivity – Sitting or lying in one position for too long, especially in awkward postures
- Vigorous Exercise – Overexertion without proper recovery can trigger cramping
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