Sudden leg cramps, quick relief can be carried out in the way of breaking the foot, pulling, but also the use of localized hot compresses, massage. 1. break the palm of the foot: when a sudden cramp occurs, you can use your hand to hold the same side of the foot to the dorsal side of the break, the principle is that you can stimulate the gastrocnemius tendon, thereby relaxing the gastrocnemius muscle, to lift the cramp. 2. Pulling: you can stand up immediately, straighten the calf, slowly pull to the side of the torso, so that the spasm is relieved. 3. Localized hot compresses: You can use hot towels, hot water bags, etc., on the cramp area, which can promote blood circulation in the muscles, relieve muscle spasms, and alleviate the symptoms of cramps. 4. Massage: Using both hands to massage the calf with quick friction, or gently kneading the calf muscles, can help relieve muscle cramps. If the leg suddenly cramps, long time can not be relieved, please go to the regular hospital in time, do not delay the condition.