Monitoring blood pressure is vital for health, traditionally requiring doctor visits or devices. While some smartphone apps claim to measure blood pressure using sensors, their accuracy is ...

A healthy blood pressure is less than 120/80 mm Hg, often read as "120 over 80." However, follow any blood pressure guidelines from your healthcare provider.

For accurate readings, check your blood pressure twice a day, take five minutes to relax, and make sure you're following your monitor's directions.

How to take blood pressure at home. A home blood-pressure monitor enables you to take readings on your own. Devices range from arm cuffs to wrist cuffs and even watches — though Elaine Chin, MD ...