How Vaccines Work in the Body? Vaccine shot Pros and Cons - Vaccination Types Explained

How Vaccines Work in the Body? Vaccines Pros and Cons - Vaccination Types Explained in kids and children. A vaccine is a biological preparation that provides active acquired immunity to a particular disease. A vaccine typically contains an agent that resembles a disease-causing microorganism and is often made from weakened or killed forms of the microbe, its toxins, or one of its surface proteins. https://en.wikipedia.org/wiki/Vaccine Credits: Fuse School http://www.youtube.com/fuseschoo #vaccines #vaccination #CDC