A blood pressure of 98/73 mmHg is within the normal range of blood pressure. The normal range of diastolic blood pressure is 60~90mmHg, and systolic blood pressure is 90~139mmHg. Therefore, the blood pressure of 98/73mmHg belongs to normal blood pressure. High blood pressure may be caused by physiological factors such as emotional excitement, strenuous exercise, etc. It can also be seen in primary hypertension, chronic glomerulonephritis, hyperthyroidism and other causes of secondary hypertension. Low blood pressure may be related to physiologic hypotension, hemorrhage, acute myocardial infarction, malnutrition, chronic constrictive pericarditis, and use of antihypertensive drugs. A blood pressure of 98/73mmHg is normal, but if it is combined with other uncomfortable symptoms, it is recommended to go to the hospital.