A diastolic blood pressure of 90 to 100 mmHg is dangerous, and an increase in diastolic blood pressure can lead to an increased risk of cardiovascular and cerebrovascular events, as well as damage to the kidneys. The normal range of diastolic blood pressure is 60~90mmHg, the increase of diastolic blood pressure and peripheral vascular resistance increases, and the heart rate is too fast and other factors. Long-term elevated diastolic blood pressure is more harmful to the human body, compared with normal blood pressure, the risk of cardiovascular and cerebrovascular events increases, such as myocardial infarction, cerebral hemorrhage risk increases. Long-term elevated diastolic blood pressure without control may cause renal atrophy, renal function decline, and even the risk of uremia. In case of abnormal diastolic blood pressure test results, it is recommended to consult a doctor in time to identify the cause of the disease and to carry out targeted treatment or therapy with the help of a doctor.