According to a Feb. 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.
Besides, how effective is the flu shot?
A 2012 meta-analysis found that flu vaccination was effective 67 percent of the time; the populations that benefited the most were HIV-positive adults aged 18 to 55 (76 percent), healthy adults aged 18 to 46 (approximately 70 percent), and healthy children aged six to 24 months (66 percent).
Secondly, when should I get my flu shot 2019?
CDC recommends that people get a flu vaccine by the end of October. Getting vaccinated later, however, can still be beneficial and vaccination should continue to be offered throughout flu season, even into January or later.
Why you shouldn't take the flu shot?
You need a break Inoculation may reduce the risk of getting the sick, but your PTO is piling up and it's time to use it. Certainly symptoms such as a fever of 100.8 F, the feeling of being hit by a truck and the risk of hospitalization or death won't spoil your time on the couch.
What should I watch after flu shot?
Do flu vaccines cause any side effects?
- Soreness, redness, and/or swelling from the shot.
- Muscle aches.