Blood Pressure Category
Normal
Prehypertension
High Blood Pressure
(Hypertension) Stage 1
High Blood Pressure
(Hypertension) Stage 2
Hypertensive Crisis
(Emergency care needed)
Systolic
mmHg (upper#)
Diastolic
mmHg (lower#)
less than 120
120-139
140-159
160 or higher
Higher than 180
and
or
or
or
or
less than 80
80-89
90-99
100 or higher
Higher than 110
This chart reflects blood pressure categories defined by American Heart Association.
Green
Blue
Green
Blue
Yellow
Yellow
Orange
Red
Red
Red
WHO Color
guide line
Backlight
on BPM
