Calf cramps, also called muscle spasms, are a particularly common clinical phenomenon that occurs mainly due to external wind and cold, or due to overexertion and lack of calcium in the body. After the occurrence of calf cramps, you can use the following methods to relieve: First, when cramps occur, try to straighten the cramped foot, five toes up, and then try to use both hands to stretch the thumb of the cramped foot, pull hard not to bend, adhere to 1-2 minutes cramp symptoms can be relieved. Second, if the calf area cramps are not strong and the pain is not severe, it is recommended that patients relax mentally to distract themselves and gently massage their calves, which can help relieve pain. Thirdly, patients can also apply heat locally, as well as massage with safflower oil to help relieve the symptoms of cramps.