There’s nothing quite like the sudden jolt of a night leg cramp to wake you in the middle of a deep sleep. One moment you’re dreaming peacefully, and the next your calf or foot seizes up in a sharp, intense pain that seems impossible to ignore. While these cramps can happen to anyone, certain people are far more likely to experience them. Understanding who is most at risk—and why—can make a real difference in preventing these nighttime interruptions.
Older adults are particularly prone to night cramps. Studies suggest that nearly one in three people over 60 experiences them regularly. As we age, muscles naturally lose flexibility, circulation can slow, and nerve signals weaken—all factors that make the legs more susceptible to sudden spasms. Similarly, pregnant women, especially in the later stages of pregnancy, face higher risks. The extra weight and pressure on the legs, combined with hormonal changes and shifts in electrolyte balance, can make leg muscles tense and prone to cramping.
Even those who are physically active aren’t immune. Athletes and regular exercisers may experience night cramps due to overworked muscles, dehydration, or insufficient recovery after intense workouts. Sweating reduces essential electrolytes such as potassium and magnesium, and without proper stretching or hydration, cramps can strike during the night. On the other hand, people with sedentary routines—office workers, drivers, or those who spend long hours sitting or standing—also face risk. Reduced circulation and stiff muscles increase the likelihood of spasms when movement is limited.
Medical conditions and certain medications can further elevate the risk of leg cramps. People with diabetes, kidney disease, peripheral artery disease, or thyroid disorders may experience cramps due to circulation or electrolyte imbalances, making medical guidance important. Some prescription drugs, including specific diuretics, cholesterol medications, and hormonal treatments, can also trigger cramps. If you notice a sudden increase in nighttime cramps after starting a new medication, it’s wise to consult your doctor to explore safer alternatives or preventive strategies.