One of the argument is that the public thinks that flu shot causes the flu. This argument is completely invalid. The best way to understand why this is untrue is to understand how a vaccine works. It works by putting a small amount of an antigen, a foreign substance such as the flu virus, into body to teach the body how to fight off the sickness. The immune system will make antibodies from the leukocytes, white blood cells, from scratch to fight the vaccine. This …show more content…
Flu shots are safe, effective and covered by most major insurance companies with little to no copay. There are several different types of vaccines available. The most common one is a quadrivalent that covers four different strains of the flu virus. It is most common and suggested form of the vaccine is given intramuscularly via pre-filled hypodermic syringe. For people over the age of 65 the high dose Fluzone is recommended. This version is similar to the quadrivalent but has more antigen in it to cause a higher immune