It is recommended to monitor the blood pressure level at 8-10 am, which is the first blood pressure peak. Patients who are in a position to do so can measure and record every two hours from the morning until bedtime, and need to test their blood pressure under the guidance of a doctor, so that the standardized monitoring of three days to a week, all the measurements of the blood pressure are completely recorded, and it would be better to take the blood pressure measurement values to the doctor, who will more accurately provide the appropriate medication for treatment based on the fluctuating characteristics of the blood pressure. Blood pressure measurements require a seated position as well as adequate rest. Strong tea and coffee should be avoided before the measurement to avoid affecting the accuracy of the measurement. In addition to the 8-10 p.m. range, blood pressure should also be measured in the 3-5 p.m. range, which is the second peak time. When abnormal blood pressure is detected, it is important to go to the hospital in a timely manner and treat the condition according to the doctor’s instructions to avoid delays.