Normal human heart rate ranges from 60 to 100 beats per minute, and a heart rate of 60 beats per minute is normal. Heart rate refers to the number of heart beats per minute, the normal adult heart rate in a quiet state is 60~100 beats/minute, so the heart rate of 60 beats/minute is normal. The heart rate is slower in the elderly, slightly faster in women, faster in children, and more at 100 beats/minute in children younger than 3 years old. Adults with a heart rate of more than 100 beats per minute are called tachycardic; those with a heart rate of less than 60 beats per minute are called bradycardic. Transient tachycardia or bradycardia may be caused by physiological factors, pathological factors or drug factors, abnormal heart rate continues to be unrelieved should consult a doctor in a timely manner, under the guidance of the doctor for treatment, daily attention to rest, avoid staying up all night.