What is Hypertension?

Blood pressure is the force exerted by the blood against the walls of the blood vessel, and the magnitude of this force depends on the cardiac output and the resistance of blood cells. Blood pressure higher than 140 over 90mmHg is considered hypertension.

Blood pressure is the force exerted by the blood against the walls of the blood vessel, and the magnitude of this force depends on the cardiac output and the resistance of blood cells. Blood pressure higher than 140 over 90mmHg is considered hypertension.