I. Introduction
In case you have not read a newspaper, surfed the internet, or been outside your home recently, there is an obesity epidemic in the United States.[1] Search Google News for “’obesity epidemic’” and one will find about seven hundred stories in the last month.[2] Not to dwell on the prevalence of obesity, but according to the Centers for Disease Control and Prevention (CDC) in 2005-2006 “more than one-third of adults, or seventy-two million people [in the United States] were obese;” a number which had “doubled among adults from 1980 to 2004” and which has not decreased since.[3] [More]