CHIDAMBARAM HOSPITAL,THISAYANVILLAI.சிதம்பரம் மருத்துவமனை,திசையன்விளை.627657

                        Hypertension/High Blood Pressure CHIDAMBARAM HOSPITAL चिदंबरम अस्पताल , ചിദംബരം ഹോസ്പിറ്റൽ சிதம்பரம் மருத்துவமனை , திசையன்விளை .627657   The top number refers to the amount of pressure in your arteries during contraction of your heart muscle. This is called systolic pressure . The bottom number refers to your blood pressure when your heart muscle is between beats. This is called diastolic pressure . What causes high blood pressure? Blood pressure is the measure of the force of blood pushing against blood vessel walls. The heart pumps blood into the arteries (blood vessels), which carry the blood throughout the body. High blood pressure , also called hypertension , is dangerous because it makes the heart work harder to pump blood out to the body and contributes to hardening of the arteries, or a...