What is hypertension and why do doctors not seem to treat it in the hospital? — The following definitions and staging system, which are based upon appropriately measured blood pressure (table 1), were suggested in 2017 by the American College of Cardiology/American Heart Association (ACC/AHA) [4]; proper measurement technique, which is detailed below, is of paramount importance when identifying patients as having hypertension (see 'Blood pressure measurement' below): ●Normal blood pressure – Sys