There are many reasons for muscle jumping: 1, electrolyte disorders, low sodium, low potassium, low calcium and osteoporosis can cause a decrease in calcitonin levels, which can lead to muscle jumping; 2, brain ischemia, hypoxia, hypoglycemia, hypertension, diabetes, hyperlipidemia, drinking and smoking can also cause ischemic muscle jumping; 3, neurological diseases, muscle diseases, etc. can also have frequent muscle jumping. 4, nutritional factors, mental tension, food contamination and poisoning, viral infection, endocrine disorders, overexertion, etc., may also appear muscle jumping from time to time. Therefore, when there is involuntary muscle throbbing, be alert, but do not be too alarmed, as soon as possible to the hospital for further examination.