obesity - Learning objective: obesity Definition: excess of...

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Learning objective: obesity Definition: excess of body fat normal values 25% females 18% males side note about the term overweight : refers to body weight above a reference norm muscular people can be overweight, but not obese people with normal weight can be obese most common index for obesity is the BMI (body mass index) ideal BMI is 20-25 kg/m2 > 30 kg/m2 (definition of obesity) Epidemiology: leading cause of preventable death in the U.S. 30% of the U.S. population is obese highest rate in non-Hispanic black women children: increased from 15% to 18% between 2000 and 2004 Pathophys/etiology common misconception that it is simply due to more calories > calories expended; is a multifactorial etiology satiety: dysfunction in serotonin, dopamine, and norepinephrine involvement via the hypothalamus, overriding the metabolic signal. .. (absorbed food --> receptor cells on hypothalamus --> satiety)
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This note was uploaded on 02/18/2012 for the course PAS 600 - 601 taught by Professor Garrubba during the Fall '10 term at Chatham University.

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obesity - Learning objective: obesity Definition: excess of...

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