The discovery of blood pressure.


Blood pressure is defined as the pressure of the blood against the walls of any blood vessel.

  • The English scientist Stephen Hales discovered blood pressure in 1711 by inserting glass tubes into the arteries of horses and observing the the rise and fall of the blood in the tubes.

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  • Here is an artistic impression of Hale’s blood pressure experiment:

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Measurements can be seen taken on a glass tube.



Here is a portrait of Stephen Hales:

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