Updated 08 February 2018

Ranges of blood pressure: what is normal, what is high?

A table to show you the normal ranges of blood pressure, and the stages of hypertension.

A table showing the normal ranges of blood pressure, and the stages of hypertension. Stage 1 is less severe than stage 3.

Blood Pressure Systolic (mm Hg) Diastolic (mm Hg)
Optimal120 or less80 or less
NormalLess than 130Less than 85
High normal130 -13985 - 89
Stage 1140 - 15990 - 99
Stage 2160 - 179100 - 109
Stage 3180 or higher110 or higher

Read more:
Hypertension on increase in South Africa


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Dr Jacomien de Villiers qualified as a specialist physician at the University of Pretoria in 1995. She worked at various clinics at the Department of Internal Medicine, Steve Biko Hospital, these include General Internal Medicine, Hypertension, Diabetes and Cardiology. She has run a private practice since 2001, as well as a consultant post at the Endocrine Clinic of Steve Biko Hospital.

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