Lecture One

Lecture One - Lecture One 8/26/10 Obesity: having a very...

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Lecture One 8/26/10 Obesity: having a very high amount of body fat in relation to lean body mass, or Body Mass Index (BMI) of 30 or higher. Body Mass Index (BMI): a measure of an adult’s weight in relation to his or her height, specifically the adult’s weight in kilograms divided by the square of his or her height in meters. During the past 20 years there has been a dramatic increase in obesity in the United States. In 1985, only a few states were participating in the CDC's Behavioral Risk Factor Surveillance System (BRFSS) and providing obesity data. In 1990, 4 states had obesity prevalence rates of 15–19 percent and no states had rates at or above 20 percent. In 1995, obesity prevalence in each of the 50 states was less than 20 percent. In 2000, 28 states had obesity prevalence rates less than 20 percent. In 2005, only 4 states had obesity prevalence rates less than 20 percent, while 17 states had prevalence rates equal to or greater than 25 percent, with 3 of those having prevalences equal
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Lecture One - Lecture One 8/26/10 Obesity: having a very...

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