Heart rate of 60 suddenly increased to 88, this situation may be normal, there may be an abnormal pathological situation, the former is common in sports emotional excitement, drinking coffee and strong tea, etc., the latter common angina attack, arrhythmia, hyperthyroidism and so on. The range of normal adult heart rate is between 60 and 100 beats per minute. 1. From 60 to 88 beats per minute may be a normal body reaction, such as sympathetic excitation can cause high heart rate, but still within the normal range, common sports emotional excitement, drinking coffee and strong tea, just get up in the morning in these cases, due to sympathetic excitation caused by high heart rate, but there will be no obvious clinical symptoms, and do not need special treatment. 2. However, some people’s heart rate is slow, if suddenly increased to 88 beats / min, accompanied by panic and other symptoms, commonly found in pathologic diseases, such as angina pectoris attack can appear fast heart rate; the existence of myocarditis will also be a sudden onset of arrhythmia fast heart rate; if there is a hyperthyroidism will be a sudden fast heart rate accompanied by dizziness and other symptoms. If the heart rate suddenly increases from 60 to 88, accompanied by obvious symptoms or in line with the above pathologic features, it is recommended to go to the cardiology department of the hospital for consultation.