Importance of vaccines for children Children need vaccines to prevent diseases. Hepatitis B vaccine is giving at birth to prevent infections. It is a dangerous infection because, many don’t know they have it because, there’s no symptoms. Young children continue to get vaccines up to the age of two. Antigens come from weak or killed germs. The reason is so they cannot cause serious illness. Vaccine gives protection through anyone’s lifetime. Because, diseases such as influenza, pneumococcal disease, human papillomavirus, and hepatitis A and B. Like eating right, exercising and getting regular screenings for diseases, vaccines play a vital role in keeping children healthy. Vaccines-preventable infections kill more individuals annually than HIV/AIDS, breast cancer, or traffic accidents. The potential risks associated with diseases that vaccines prevent are much greater than potential risks from vaccine itself. Also there are two main types of vaccines: active and passive. Active vaccines use a weakened form of the harmful bacteria or virus to stimulate the immune system. Examples include vaccines that are used to prevent polio, measles, mumps, rubella (German measles), pertussis etc. Passive vaccines provide temporary immunity using antibodies obtained from a large pod of donors. Known as immune serum globulin. Examples of passive vaccine is hepatitis B immune globulin given to newborns whose mothers test positive for hepatitis b surface antigen. These reason given are examples of why everyone should get vaccines for their children and themselves to protect their immune system and, prevent serious illnesses.