Check out these best-sellers and special offers on books and newsletters from Mayo Clinic. 1  Mayo Clinic Health Letter. 2  Mayo Clinic on Better Hearing and Balance. 3  Mayo Clinic A to Z Health Guide. 4  Mayo Clinic Guide to a Healthy Pregnancy. 5  The Mayo Clinic Diet Online.
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.
Dehydration is the excessive loss of fluids in the body. Low levels of calcium and potassium may also cause muscle cramps, since both minerals contribute to healthy muscle function. Low blood supply to your legs and feet can cause cramping in those areas when you exercise, walk, or participate in physical activities. In some cases, a medical condition can cause muscle cramps. These conditions include: 1  spinal nerve compression, which can cause muscle cramps in your legs when walking or standing. 2  alcoholism. 3  pregnancy. 4  kidney failure.