Updated 07 July 2014

How exactly is the blood pressure test done?

Usually two readings are done, two minutes apart, and then averaged.

Usually two readings are done, two minutes apart, and then averaged.

The cuff is then deflated slowly to allow blood flow again. The return of blood flow can be heard as a pulsating beat. The reading on the pressure gauge when this first sound is heard, is your systolic blood pressure.


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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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