Hand cramps need to be targeted for different causes, mainly repetitive manipulation, calcium deficiency and neuropathy. You can relieve muscle spasm and tension by pulling, shaking hands and other manipulative massage to quickly relieve cramps. 1. Repeated operations: long-term repetition of a single action with the hand, will cause a decline in hand muscle regulation, resulting in rapid and strong contraction of the hand muscles caused by hand cramps, at this time you need to stop the action on the hand, and immediately pulling, shaking hands, massage and other manipulative massage, to relieve muscle spasm and tension, to relieve the hand cramps. In the future, you need to avoid repeating a single action for a long time, and strengthen the exercise. 2. Calcium deficiency: Calcium deficiency can cause abnormalities in muscle cells, resulting in abnormal contractions, which can also cause hand cramps. In addition to solving the problem of hand cramps through manipulative massage, you also need to supplement calcium, and you can usually get more sunshine. 3. Neuropathy: neuropathy such as central neuropathy, due to abnormal conduction signals caused by the hand muscle tone and spasm, can also cause hand cramps, this time, in addition to manipulation massage to solve the hand cramps, but also need to be under the guidance of the doctor’s treatment and rehabilitation training. It is recommended that patients go to regular hospitals to clarify the cause of the disease, and treatment under the guidance of the doctor.