How effective is the flu shot?

The flu vaccine’s ability to prevent illness can range widely from season to season. Recent studies have shown the vaccine reduces your risk of getting sick by 40-60%. Flu vaccinations are proven to effectively prevent and lessen severity of illness, especially when the flu vaccine is well matched to circulating flu viruses.

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1. What is seasonal flu?
2. How can I protect myself and others from the flu?
3. Who should get vaccinated this season?
4. Can I get a flu vaccine if I recently had COVID-19?
5. How effective is the flu shot?
6. What are the risks from getting a flu shot?
7. What are the side effects that could occur?
8. Can the flu shot give me the flu?
9. Why do some people not feel well after getting the flu shot?
10. What about people who get a seasonal flu vaccine and still get sick with flu-like symptoms?