Metabolism

Definition

Metabolism refers to all the physical and chemical processes within the body that create and use energy, such as:

     
  • digesting food and nutrients  
  • eliminating waste through urine and feces  
  • breathing  
  • circulating blood  
  • regulating temperature

Johns Hopkins patient information

Last revised: December 7, 2012
by Mamikon Bozoyan, M.D.

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