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Medical conditions such as diabetes can cause foot cramps due to the lack of oxygen supplied to the feet. It is very important that you eat properly and get enough vitamins and minerals. A lack of potassium in your system can cause cramps in your feet and legs. Vitamin D is also important to healthy feet and bones.
Understanding what causes foot cramps can help you prevent them from occurring. Many people describe foot cramps as a sudden, sharp pain that immobilizes them for a short period, typically less than three minutes. Cramps that come on suddenly tend to disappear after a few minutes, but if your cramps are occurring daily, you should see your podiatrist.