Rapid heartbeat after drinking is dangerous, especially for the elderly and people with heart disease. After drinking alcohol, because alcohol can make the sympathetic nerves excited, there may be a rapid heartbeat, and rapid heartbeat will increase myocardial oxygen consumption, so that the burden on the heart, especially itself has coronary heart disease or myocardial ischemia of the crowd, can induce angina attack, myocardial ischemia aggravated, serious patients can lead to arrhythmia, myocardial infarction or heart failure attack. Although young people without heart disease are relatively less at risk, there will be an increase in myocardial oxygen consumption, which may lead to chest tightness, shortness of breath and other discomforts. Usually it is not recommended to drink alcohol, especially after drinking alcohol, the heart rate accelerated people, such as after drinking alcohol heart rate uncomfortable, it is recommended to go to the hospital in time to avoid delaying the condition.