When palpitations should rest immediately, after the symptoms are relieved, go to the regular hospital as soon as possible, after a clear diagnosis, under the guidance of the doctor, such as oral or contained β-blockers, can be immediately relieved. Symptoms of palpitations may be caused by excessive anxiety, fear or severe depression, or may be induced by arrhythmia, hypoglycemia, hyperthyroidism, acute myocardial ischemia or heart failure. If the symptoms of palpitations are not serious, usually, quiet rest for a few moments, can be immediately relieved. If the symptoms of palpitations are more serious, patients should take beta-blockers, such as metoprolol tartrate tablets, bisoprolol fumarate tablets, etc., orally or sublingually under the guidance of a professional doctor, which can also provide immediate relief. Palpitations are induced by more causes, once this symptom occurs, it is recommended that patients go to regular hospitals as soon as possible for examination, a clear diagnosis of the cause of the disease, and then combined with the recommendations of professional doctors for standardized treatment. Usually to change the bad lifestyle, do not stay up late, not too tired, not strenuous exercise, do not drink strong tea or coffee, can also improve the symptoms of palpitations to a certain extent.