A vaccine is a biological preparation that provides required immunity to a particular infectious disease. The vaccine contains a biological preparation from a disease-causing microorganism. This preparation is rarely made from a weakened or killed form of the microbe, one of its surface proteins, and its toxins. Vaccines can be therapeutic (to fight a disease that has already occurred, such as cancer), or prophylactic (to prevent or ameliorate the effects of a future infection by a natural or wild pathogen).
Vaccination: Vaccination is the administration of a vaccine to help the immune system develop protection from certain diseases. Vaccines contain microorganisms or viruses in the form of damaged, dead or living states, or either proteins or toxins from the organism. They help in the prevention of illness from an infectious disease. There has been a lot of studies and verifications conducted regarding the effectiveness of vaccination, which tells vaccination is the most effective method of preventing infectious diseases widespread, immunity due to vaccination is largely responsible for the worldwide eradication of smallpox and the elimination of diseases such as polio and tetanus from most parts of the world. However, some diseases like Measles outbreak in America have seen rising cases due to a relatively low vaccination rate that leads to vaccine hesitancy.