Low heart rate, if there is no symptom, you can not need to be treated first, it is recommended to observe. If necessary, you can choose medication and surgical treatment. 1. No treatment is necessary: clinically, the heart rate of normal adults is around 60~100 beats/minute. When the heart rate is lower than 60 beats/minute, it is called sinus bradycardia. It may be caused by increased vagal tone, or drugs such as digitalis and metoprolol, and it cannot be ruled out as a result of severe hypoxia, hypothermia, hyperkalemia and other factors. If the patient has no symptoms. It can be observed first and no treatment is necessary. 2. Medication: Usually after the occurrence of low heart rate, it will lead to a decrease in heart output, which will cause a decrease in blood pressure, dizziness, fatigue, blurred vision, and even fainting and other uncomfortable symptoms. In severe cases, angina pectoris or heart failure may be induced, and atropine, isoproterenol, ephedrine and other medicines should be chosen as prescribed by the doctor for treatment. 3. Surgery: If the symptoms of low heart rate are not relieved and aggravated by medication, permanent pacemaker implantation should be performed after the doctor’s comprehensive evaluation of the condition and exclusion of contraindications to surgery. Usually, after the occurrence of low heart rate, it is recommended to consult a doctor in a timely manner, and choose an appropriate treatment plan after the doctor’s comprehensive assessment of the condition.