Immunization is the process by which an individual’s immune system becomes fortified or strengthened through the use of vaccines against some diseases.

A vaccine is a preparation of killed microorganisms, living attenuated organisms, or part of living fully virulent organisms that is administered to produce or artificially increase immunity to a particular disease.
Immunization prevents debilitating illness, disability and death from vaccine- preventable diseases.
Immunization is one of the most successful and cost-effective health interventions.

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