Weight Loss and Control Topic Guide

Weight Loss Weight Loss:

Obesity is simply the accumulation of excess body fat. It is much more than that, however. Obesity is a chronic (long-term) disease that is very difficult to treat. It takes 3,500 extra calories to gain 1 pound. To lose weight, you must eat 3,500 calories less than you need, say, 500 fewer calories per day for one week, to lose 1 pound.

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Weight Loss Topic Guide - Visuals

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Weight Loss Topic Guide - Medications and Vitamins


orlistat Orlistat

Orlistat blocks some of the fat that you eat, keeping it from being absorbed by your body...learn more »

benzphetamine Benzphetamine

Benzphetamine is a stimulant that is similar to an amphetamine. Benzphetamine is an appetite suppressant that affects the central nervous system...learn more »

phentermine Phentermine

Phentermine is similar to an amphetamine. Phentermine stimulates the central nervous system (nerves and brain), which increases your heart rate and blood pre...learn more »