The gauge uses a unit of measurement called millimeters of mercury (mmHg) to measure the pressure in your blood vessels. Learn more about blood pressure measurements. If you have high blood pressure, talk to your health care team about steps to take to co

Tips to measure your blood pressure correctly To determine whether you have hypertension, a medical professional will take a blood pressure reading. How you prepare for the test, the position of your arm, and other factors can change a blood pressure read

The device should measure blood pressure on the upper arm, which produce a more reliable result than those that measure from the wrist. Many devices are automated. Simply put on the cuff and press a button. The results are displayed digitally. Some will s