Blood storm is the force created by the punk as it pushes farm animal into the arteries and the circulatory system. When the softheartedness and soul pumps, it causes inception to menses through the arteries and into the arterioles. As the contrast goes through the arterioles, the arterioles either proclamation or expand altering both the amount of family flow and the impedance to blood flow. If the arterioles remain in a contracted form, they create higher(prenominal) blood pressure. The heart must(prenominal) then pump sounder because the arterioles are exerting a greater resistance to blood flow. Blood pressure is measured at devil points, a high point and a low point. The high point is the point at which the heart contracts to empty its blood into the circulation, called systole. The low point is the point at which the heart relaxes to forgather with blood returned by the circulation, called diastole.
High blood pressure is lots called the silent killer. High blood pressure is called this because in that respect are usually no symptoms. Very high blood pressure can also cause arteries to bulge or burst. High blood pressure is a risk for both heart disease and stroke. Unfortunately, high blood pressure usually has no specific symptoms and no early warning signs. It forthwith increases the risk of heart disease.
 High blood pressure is a risk for heart disease because the heart is working harder than dominion putting the heart and the arteries under a greater strain. When the heart is forced to work harder for long periods of time, the heart becomes enlarged. A heart that is slightly enlarged may function okay further a severely enlarged heart has a hard time pumping a sufficient amount of blood.
In humans, blood pressure doesnt vary greatly. In healthy persons, blood pressure increases from about 80/45 in infants, to about long hundred/80 at get along with 30, to about 140/85 at age 40 and over. Blood pressure increases with age because the arteries loose elasticity.
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