What is blood pressure? What is high blood pressure, low blood pressure? How to maintain stable blood pressure
1 What is blood pressure? Blood pressure is the amount of pressure the blood needs to exert against the walls of the arteries to bring blood to the tissues of the body . Due to the force of contraction of the heart and the resistance of the arteries, blood pressure is generated. Blood pressure depends on the pumping force of the heart . Blood pressure drops most rapidly when blood circulates in the small arteries and arterioles and continues to drop as blood passes through the capillaries and the smallest blood pressure in the venous system . In normal people, blood pressure during the day is higher than at night, blood pressure drops to its lowest at about 1-3 am when sleeping and highest blood pressure from 8 to 10 am . When exercising to the fullest , nervous tension or strong emotions can all increase blood pressure. Conversely, when the body is rested and relaxed, blood pressure can drop. 2 What is high blood pressure, low blood pressure? Blood pressur...