how effective is the flu vaccine 2020?

How effective is the flu vaccine 2020?
21 CDC Morbidity and Mortality Weekly Report, the current influenza vaccine has been 45% effective overall against 2019-2020 seasonal influenza A and B viruses. Specifically, the flu vaccine has been 50% effective against influenza B/Victoria viruses and 37% effective against influenza A(H1N1)pdm09.
Full answer in:
How long is the flu shot effective 2020?
The flu shot offers protection against the flu for about 6 months. A person should get a flu shot every year, and the best time to get one is the end of October. Jul 30, 2020
Full answer in:
Is it too late to get a flu shot 2020?
Generally, experts recommend that you get your flu shot in September or by the end of October. Because the shot takes about two weeks to start effectively protecting you, you're advised to get a shot as soon as they start becoming available in your community. This typically happens in September.
Will this year's flu vaccine be effective
The flu vaccine was 39% effective in reducing the risk of illness during the 2019-20 flu season, according to the CDC. Jan 14, 2021
Full answer in: