The symptoms of fingertip cramps: 1, for the elderly, women during pregnancy may be related to calcium deficiency, the decline in blood calcium levels will lead to muscle stress spasms, resulting in fingertip cramps. 2, if there is a recent fatigue, will make a large number of acidic metabolites accumulate in the fingertips, which will make muscle spasms appear in the fingertip area. 3, may be related to the stimulation of cold, if you work in cold water for a long time, this fingertip cramps will often occur. 4, poor posture compression to the fingertips, so that the local blood circulation is not good. If you work in cold water for a long time, this phenomenon of fingertip cramps will often occur. 4, bad posture compression to the fingertips, so that the local blood circulation of the fingertips is not good, will also cause the contracture of the fingertip muscles, which leads to the appearance of twitch symptoms. So this situation, if there is no relief within a short period of time, you must promptly go to the hospital, choose a scientific and reasonable treatment method, so that the symptoms of fingertip cramps as soon as possible to relieve.