Who Is Most at Risk of Night Cramps? (And How to Prevent Them)

You’re sound asleep when suddenly a sharp, tightening pain shoots through your calf or foot.

You’re not alone.

Nocturnal leg cramps — sudden, involuntary muscle contractions that occur during sleep — affect up to 60% of adults, especially as they age.

While usually harmless, they can be painful, disruptive, and recurring.

The good news?
👉 Some people are more at risk than others — and understanding why can help you prevent or reduce how often they happen.

Let’s explore who is most likely to experience night cramps, the science behind them, and what you can do to finally get a restful night’s sleep.