ISSN: 2578-5044
Authors:
Saleha Sadeeqa*, Aleena Zahra and Fatima Amin
Immunization is the process whereby a person is made immune or resistant to an infectious disease, typically by the administration of a vaccine. A vaccine stimulates the body’s own immune system to protect the person from subsequent infection or disease. Significance of immunizationis that it prevents childhood diseases such as whopping cough, measles, diphtheria, chicken pox, small pox, poliomyelitis and yellow fever by giving chemical substance which has the causative organism of the infection to reduce virulent state. It can either be given by injection or through mouth.Expended program of immunization was started in May 1974 by WHO with the objectives to vaccinate children throughout the world.
Keywords:
Immunization; Infectious diseases; EPI; Hemophilus