[Epidemiology and prevention of elderly hypertension].

Our understandings about hypertension has increased as results of epidemiological programs issuing about preventions of cardiovascular disease, which started mostly in the latter half of 20th century and now it is known as the one of the most influencing risk factors of cardiovascular and cerebrovascular disease in the developed countries. We were able to get plenty information about the pathophysiology of hypertension and several randomized controlled trials were committed according to these information. Here we will discuss about the epidemiology of elderly hypertension.