When measuring blood pressure, it is important to master the correct methods and steps to ensure the accuracy of blood pressure measurement. Routine blood pressure measurement method steps are as follows: 1, before measuring the blood pressure let the person being measured rest for a few minutes to stabilize the emotions. 2, the person being measured to sit, the elbow should be measured and their own heart to maintain a level, some patients can not sit up when lying measurement. 3, measurement before the start of the cuff tied sphygmomanometer, mercury mercury column sphygmomanometer also need to place a good stethoscope. 4, mercury mercury column type Sphygmomanometer began to manually inflate, and then slowly deflate when a certain value is reached, the process of listening to the sound of arterial pulsation to determine the value of the check. Home electronic sphygmomanometer is generally press the measurement button, the end of automatic detection and then read the blood pressure value, and remove the cuff and stethoscope, etc..