WHO
BLOOD PRESSURE CLASSIFICATIONS
Standards for assessment of high or low blood pressure have been established by the World Health Organization (WHO)
as shown on the following chart:
Diastolic Blood
Pressure
mmHg
110
100
Grade 3 Hypertension (“severe”)
Grade 2 Hypertension (“moderate”)
Grade 1 Hypertension (“mild”)
Subgroup: Borderline
90
85
80
High Normal
Normal
Optimal
Isolated Systolic Hypertension
>140 systolic <90 diastolic
Subgroup:
Borderline
120 130 140 150 160 170 180 mmHg
Systolic Blood Pressure
This chart is only a general guideline. Contact your physician or trained healthcare professional to determine your NORMAL BLOOD PRESSURE.
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