If it is physiological reason, then rest is the main need for special treatment, if it is a pathological reason, then you need to under the guidance of a professional physician according to the specific cause of the drug treatment. 1. Physiological reasons: when sleeping, normal people will slow down their heart rate because of vagus nerve excitation, but if you drink strong tea or coffee before going to bed, it may cause your heart to beat faster when sleeping, you don’t need to be nervous at this time, take proper rest and drink a lot of water to accelerate the metabolism of the drink can be relieved on its own. 2. Pathological causes: common diseases that cause heart rate to increase during sleep are arrhythmia, coronary heart disease, hyperthyroidism, anemia and so on. Patients with arrhythmia can take anti-arrhythmic drugs, such as amiodarone, mesylate, metoprolol and so on. Patients with coronary artery disease need to take antiplatelet drugs such as aspirin and clopidogrel, and lipid-lowering drugs such as atorvastatin. Hyperthyroidism requires antithyroid drugs such as propylthiouracil, methylthiouracil, methimazole, and so on. Anemia such as iron deficiency anemia requires iron supplements such as ferrous succinate and ferrous fumarate. There are other diseases that cause heartbeat during sleep, if the patient’s heart rate increases during sleep without relief, it is recommended to consult a doctor in time to avoid delaying the condition and causing adverse consequences.