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So that you don't catch the flu from other people who are infected, doctors will give you a small dose/injection of the flu so that your body's immune system can develop resistance to it before you come into contact with the virus. Most people say it's worth getting a small touch of the flu so you don't fully catch the disease.
Comment
So that you don't catch the flu from other people who are infected, doctors will give you a small dose/injection of the flu so that your body's immune system can develop resistance to it before you come into contact with the virus. Most people say it's worth getting a small touch of the flu so you don't fully catch the disease.
