The pressure gets decreased while blood flows through arteries, veins, arterioles and capillaries. So, if the reading is above or below the normal blood pressure, then it signifies that it’s time for you to visit a doctor! Meaning of blood pressureBlood pressure usually refers to force that restricts circulating of blood on the wall of blood vessels. Eating habits and lifestyle can be a major reason behind affecting the normal pressure level in life. It is rightly said, “ prevention is better than cure”, but what steps to be adopted once blood pressure is encountered in human body? Blood pressure usually varies from person to person and there are different factors that influence BP.