When I developed high  blood pressure, my doctor advised me to get a device to check my blood pressure daily.

I chose the CVS Self Taking Blood Pressure Monitor, which consists of a manometer cuff with a permanently attached stethoscope, so that the listening device would always be positioned correctly.

I chose the old fashioned manual type of manometer, since the digital ones may have an electrical malfunction. The manometer and the stethoscope, which operate mechanically, cannot malfunction as long as they are intact.

The  instructions say to sit quietly for 5 minutes before taking your blood...