America's weight problems are now so well-known they're even fair game for jokes at the Oscars. "Americans really know how to fill up a seat," jibes Ellen DeGeneres, host of the 2007 Academy Awards. The statistics are alarming. Sixty-five percent of Americans - 130 million in 2001 - are overweight.

Recent discussions in the scientific literature are focusing on monitoring and possibly improving cardiovascular health in children. There's been a lot of conversation and a lot of controversy. An article in the Journal of the American Medical Association1 argued that universal screening of children

Long ago and far away, a fourth-grade teacher told a student to "stand up straight - you look like a pretzel". The unthinking adult only offered criticism. The child was left to try to unkink himself in the ways that probably caused more structural damage. Most of us think good posture involves thrusting

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

Is it possible to create a new personal reality? So-called unscripted television shows say you can - "The Biggest Loser" being one of the more popular of these tell-all and show-all programs. But most of us realize that these shows don't closely represent reality as we experience it. What causes us to