Blood

Blood Groups

Distinguished by particular cell membrane surface antigens (protein markers) on red blood cells (RBCs), there have been over 35 different blood groups identified thus far. Although these include groups such as MNSs, Duffy, Lewis and so on, the ABO and Rh blood groups play the most significant role in blood transfusions. The frequency and stability

High Blood Pressure

High blood pressure (hypertension) is a sustained elevation of blood pressure greater than 140/90 mm Hg. With hypertension, the pressure within the arteries of the body is too high and causes damage to the eyes, kidneys, brain, and heart. The damage can be prevented with proper treatment, consisting of diet, exercise, weight loss, and sometimes