Definition: Loss of energy that occurs when food energy (caloric intake) is less than the total energy your body uses, which results in weight loss.
Examples: A caloric deficit of 3,500 calories leads to a weight loss of one pound.
Caloric Deficit
By Jennifer R. Scott, About.com
Updated: August 10, 2008
About.com Health's Disease and Condition content is reviewed by our Medical Review Board
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