Sympathetic excitation leads to rapid heart rate, which can be divided into physiological and pathological sympathetic excitation. 1. Physiological sympathoexcitation: When the patient has anxiety, emotional tension, nervousness, post-exercise and defense state, sympathoexcitation will lead to rapid heart rate, which can be relieved by changing the above mentioned environment, and there is no need for special treatment. 2. Pathological sympathetic excitation: when suffering from arrhythmia, hyperthyroidism, etc., treat the primary disease and give β-blocker to improve the symptoms; when suffering from brain tumor, traumatic brain injury, etc., treat the primary disease and give benzodiazepines to improve the symptoms. Rapid heart rate during sympathetic excitation is one of the manifestations, according to the different situations to give appropriate treatment, if the symptoms do not improve the need for timely medical treatment to avoid delayed condition.