Essay on Liquid Diets

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Liquid Diets Obesity is one of the most common problems faced by people today. Since thirty-four million Americans are estimated to be obese, one out of every three Americans must live with this disorder. Obesity is defined as a body weight consisting of 20% or more above the standard ideal weight (http://www-med.stanford.edu/school/DGIM/Teaching/Modules/obesity.html#RTFToC12). In order to reduce obesity, most invest in diet and exercise programs. Recently, liquid diets have been positively modified, thus rising in popularity since their fall out during the late 1970’s. Out of the twenty million dieters, about one billion dollars will be spent this year on either medically sponsored liquid diets or over-the-counter liquid diet…show more content…
Obesity has been related to high blood pressure, heart disease, respiratory problems, gallstones, insomnia, and some cancers (http://www.fdu.gov/bbs/topics/CONSUMER/CON0007Q.html). Some doctors prescribe liquid diets to patients unable to digest solid foods; however, the majority of liquid diets are used for the purpose of losing weight. HOW DOES IT WORK? Since a reduction of 3,500 calories is needed to lose a pound, most of the liquid diets consist of a very low calorie intake of 400-800 calories a day (http://www.webcom/!lewrose/brochures/diet.html). Most liquid diets consist of a high protein shake instead of eating meals. Since the diet lacks the excess calories and fat calories, the body can directly start to burn the already digested fat. The main reason these liquid diets are effective is because of their "complete removal of patients from the food environment" (http://www-med.stanford.edu/school/DGIM/Teaching/Modules/obesity.html#RTFToC12). These diets usually cause a decrease in energy which results in a rapid weight loss of about 3-4 pounds a week. Some of the new liquid diet programs such as Optifast, Medifast, and HMR consist of a 3 month fasting period (420-800 calories a day in liquid shakes), a "refeeding" stage (sensible meals), and a maintenance stage (patients eat sensibly on their own). This three step diet method is performed in conjunction with an exercise program and
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