Rapid heart rate when you are nervous can be adjusted by adjusting the mental state and medication. 1. Adjust the mental state: a nervous heart rate is too fast that the patient’s sympathetic nerves are easily excited, in this case, you can properly relax, deep breathing to adjust the breathing rate, pay attention to rest, or associate happy and relaxing things in order to distract the attention. Daily life can be appropriate exercise, release the pressure, improve the symptoms of nervousness rapid heart rate. 2. Medication: If tachycardia is accompanied by chest pain and other symptoms, you can take some oral medication to improve, such as metoprolol, to inhibit sympathetic excitation. If the drug treatment is not effective, it is recommended to go to the psychiatry department, in order to clarify the existence of psychological disorders, drugs combined with psychological guidance treatment, the use of drugs should be carried out under the guidance of a doctor.