Hypertension: diagnosis, risk factors, and prevention

What is hypertension: symptoms, diagnosis, and risk factors

Only about half of people having hypertension are treated, and more than 30 percent of those who have hypertension do not know it. The force of blood against vessel walls is blood pressure. When the heart contracts, the blood pressure measured is called systolic pressure. When the heart [...] http://digg.com/u1MtsP