Metabolism refers to all the physical and chemical processes in the body that convert or use energy, such as:
Controlling body temperature
Digesting food and nutrients
Eliminating waste through urine and feces
Functioning of the brain and nerves
Elsas LJ II. Approach to inborn errors of metabolism. In: Goldman L, Schafer AI, eds. Cecil Medicine. 24th ed. Philadelphia, Pa: Saunders Elsevier; 2011:chap 212.
David C. Dugdale, III, MD, Professor of Medicine, Division of General Medicine, Department of Medicine, University of Washington School of Medicine. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M. Health Solutions, Ebix, Inc.