This is the Cause of Cramps And How To Handle It The causes of cramp legs are not always known, but are generally caused or related to injuries during exercise, pregnancy, dehydration, lack of certain mineral intake, or cold temperature exposure. Muscle cramps, whether occurring in the foot or other areas, are a contraction or tightening of the muscles strongly and suddenly. Cramps can last for several seconds to several minutes and often occur in the legs. Foot cramps at night are often about the calf muscles. This condition often happens when you just fall asleep or just woke up. This is the Cause of Cramps and How to Handle - Alodokter Here are the various causes and risk factors for cramp legs: Lack of minerals such as potassium, calcium, and magnesium can invite leg cramps. Pressure against the spinal nerves can make your legs feel cramped, which can worsen as you progress. Walking with a slightly bent position forward can usually ease the pain. Inadequate blood supply. Narro