People most at risk
đ” Older adults
Risk increases with age. Muscle changes, reduced activity, and certain medications may contribute.
đ€° Pregnant women
Night cramps are common during pregnancy, especially in the second and third trimesters.
đ§ People who are dehydrated
Not getting enough fluidsâparticularly in hot weather or after heavy sweatingâcan increase the likelihood of cramps.
đ People who overuse or fatigue their muscles
Intense exercise, long periods of standing, or unusual physical activity can trigger cramps later at night.
đ©ș People with certain medical conditions
Night cramps may be more common in people with:
- Type 2 diabetes
- Peripheral artery disease
- Peripheral neuropathy
- Kidney disease
- Thyroid disorders
đ People taking certain medications
Some medicines have been associated with increased cramping, including:
- Diuretics (“water pills”)
- Some cholesterol-lowering medications
- Certain asthma medications
Don’t stop prescribed medications without consulting your healthcare provider.
What causes night cramps?
In many cases, the exact cause isn’t clear. Common contributors include:
- Muscle fatigue
- Dehydration
- Prolonged sitting
- Prolonged standing
- Sleeping with the foot pointed downward
When to seek medical advice
Consider seeing a healthcare professional if:
- Cramps are frequent or severe
- They regularly disrupt sleep
- You have weakness, numbness, or swelling
- Symptoms are worsening over time
