Adult educational tool
Blood Pressure Checker
Enter one blood pressure reading to learn what the numbers may mean. This tool does not diagnose high blood pressure.
SystolicThe top number — pressure while the heart pumps.
DiastolicThe bottom number — pressure between heartbeats.
How to get a more accurate reading
- Sit quietly for five minutes before measuring.
- Keep your back supported and both feet flat on the floor.
- Place the cuff on your bare upper arm at heart level.
- Avoid talking while the measurement is being taken.
- Take two readings, about one minute apart, and record both.