As of December 25, 2020
Flu vaccines cannot give you the flu. Most people who get a flu vaccine have no side effects. Some people report having a sore arm from a shot for a day or two.- Misconceptions about Seasonal Flu and Flu Vaccines -
CDC studiees how that a flu shot usually reduces the risk of getting sick with the flu by between 40% and 60%.
Most flu vaccines in the United States protect against four flu viruses: H1N1, H3N2, and two influenza B viruses.- Vaccine Effectiveness -
Almost everyone 6 months old and older should get a flu shot, especially pregnant women, young children, older adults and people with certain chronic medical conditions.- Who need a Flu vaccine and When -