Immunization is a process to initiate or augment resistance to an infectious disease. The goal of immunization is to prevent, and in some cases eradicate, potentially serious, life-threatening diseases.
Review Date 7/10/2015
Updated by: Neil K. Kaneshiro, MD, MHA, Clinical Assistant Professor of Pediatrics, University of Washington School of Medicine, Seattle, WA. Also reviewed by David Zieve, MD, MHA, Isla Ogilvie, PhD, and the A.D.A.M. Editorial team.