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Immunization is the key to preventing disease among the general population. Vaccines benefit both the people who receive them and the vulnerable, unvaccinated people around them because the infection can no longer spread through the community if most people are immunized. In addition, immunizations reduce the number of deaths and disability from infections, such as measles, whooping cough and chickenpox.
Although children receive the majority of vaccinations, adults also need to be sure they are already immune to certain infections and stay up-to-date on certain vaccinations, including varicella, seasonal influenza, tetanus, diphtheria, pertussis (whooping cough), measles, mumps, rubella, zoster, human papillomavirus (HPV in females), pneumococcal (polysaccharide), hepatitis A and B, flu and meningococcal.