Hypertension

HYPERTENSION Hypertension is defined as high end persistent high in systolic and Diastolic blood pressure. Hypertension is the medical term for high blood pressure. The definition of high blood pressure changed in 2017, when the American College of Cardiology and the American Heart Association revised their hypertension guidelines As blood is pumped out of the left ventricle into the aorta, the circulating blood exerts pressure on the walls of the blood vessels; this is referred to as the blood pressure (Nicol et al. 2008). Blood pressure varies in different vessels, and in clinical practice the systemic arterial pressure is measured. Blood pressure varies throughout the day. It is often lower during sleep and higher during periods of activity. Several factors affect blood pressure, including cardiac output, circulating blood volume, peripheral resistance, stress, hormones and drugs. A blood pressure between 120 and 129 mm Hg for the top (systolic) number and more than 80 mm Hg (di...