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Body Composition
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• Body Mass Index  
 
Definition: The make up of lean and fat tissue in the body.

Lean tissue is composed of muscle, bone and organs.  Fat tissue is actually composed of three different categories: essential fat, storage fat and non-essential fat.  Essential and storage fat are both necessary for normal bodily function, while non-essential fat serves no real purpose.  

Related Resources:

Body Composition
About's Sports Medicine Guide gives you the scoop on body composition and what it all means.

Body Mass Index Calculator
Use this calculator to determine your approximate BMI.


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