Daytime heart rate of more than 90 sleep more than 70 generally for physiological factors without special treatment. Normal people’s quiet heart rate range is 60 ~ 100 beats / min, so the daytime heart rate of more than 90 belongs to the normal range, and sleep heart rate of 70 beats / min also belongs to the normal range. Because the vagus nerve excitation at night, can cause the heart rate slower than the daytime, if there is no special discomfort symptoms, is a normal physiological phenomenon, so do not need special treatment. If the patient’s daytime heart rate of 90 more than sleep 70 more than accompanied by symptoms of panic, chest tightness, may be caused by other pathologic factors, such as hypertension, coronary heart disease, arrhythmia, etc., you can consult a doctor in a timely manner, under the guidance of the physician to treat the primary disease. Do not take unauthorized treatment to avoid adverse consequences.