Foot cramps can be relieved by foot wrenching, massage, hot compresses. 1. foot wrenching: when cramps immediately sit on the ground or sit up from the bed, one hand grasps the calf muscle, force pressure on the spasm of the muscle; the other hand grasps the toes, backward wrenching, so that the foot dorsiflexion, release the tension after the cramp can be relieved. When wrenching the foot, it should be slow, smooth and gentle, not too hard or violent swing. 2. Massage: Massage the cramped muscles of the leg from the bottom up in the direction of the veins, which can promote blood circulation. Be careful not to squeeze or hit hard to prevent damage to the muscles. 3. Hot compress: Hot towel or hot water bag on the cramp can play a role in promoting blood circulation, can relieve spasm. If frequent occurrence of foot cramps, should be alert to the possibility of pathological causes, should promptly seek medical improvement related to the examination to identify the cause.