Electrocardiogram sinus tachycardia, check no problem heartbeat is still fast, you can first observe, if necessary, follow the doctor’s advice to choose drug therapy and electrophysiological examination, etc.. Normal sinus rhythm impulse originates from the sinus node, with age, gender and physical activity and other different factors, which leads to changes in the heart rate; for example, under the influence of emotional excitement, fever, hyperthyroidism and other factors, it will lead to sinus tachycardia and other cardiac arrhythmias; you can first observe, and actively remove the triggers. When there are shortness of breath, chest tightness, palpitations and other obvious symptoms, you need to improve the relevant examinations under the guidance of the doctor, to clarify the specific causes of the disease and then treat the cause; if necessary, you can choose verapamil, metoprolol and other drugs for treatment; and if the symptoms are more serious or drug treatment is ineffective, you can choose radiofrequency ablation treatment if necessary. When the diagnosis of sinus tachycardia is confirmed, it is recommended to consult the cardiovascular medicine department, and the doctor will decide the treatment plan after a comprehensive assessment of the condition.