We all know people who get up with the first rays of the sun. Some people wake up even earlier, bouncing out of bed before there is even a glimmer of Homer's famous "rosy- fingered dawn" in the eastern sky. In contrast, for many people leaving the confines of their comfortable bed is a daily exercise

Some people do all the right things and still develop serious health problems. Others flaunt their bad habits and are able to live long lives, dying peacefully in their sleep at the age of 95. For example, high blood pressure (hypertension, HTN) is a common chronic disease in the United States. With