The best time to measure blood pressure is usually also early in the morning after waking up at seven or eight o’clock, because it is more accurate when measured in a resting state. In fact, the blood pressure of a normal person varies throughout the day, and it fluctuates. The normal fluctuation range is within 20 mmHg for systolic blood pressure and within 10 mmHg for diastolic blood pressure, which is normal. However, the best time to measure blood pressure is usually after waking up in the morning, at seven or eight o’clock, which can represent the blood pressure in the resting state. In addition, the measurement method must be correct. Measurement can choose electronic blood pressure meter, measurement is convenient, a person is also by the patient can be measured to complete, and accurate. The main thing is to master the essentials, maintain a good posture, and measure at the same level of the heart.