How effective is the flu shot 2020?
CDC’s influenza vaccination coverage reports show that overall flu vaccination coverage (among people 6 months and older) during 2019-2020 increased from the previous season to nearly 52%..
Has the flu season started 2020?
According to CDC data for the 2019-2020 flu season, cases began to rise around the 47th week of the year — Nov. 18 — with steep increases starting mid-December.
Is Flu A or B worse 2020?
Which is worse: influenza A or influenza B? Influenza type A and type B are similar, but type A is overall more prevalent, sometimes more severe, and can cause flu epidemics and pandemics.
What months are flu season in Canada?
Usually, Canada’s flu season starts in the fall and peaks sometime between late December and early February.
Why does flu season end?
Why flu season is in the fall and winter “The virus survives better in cool, dry temperatures,” Simanek said. And that’s thanks to a protective gel-like coating that surrounds the flu virus while it’s in the air. The flu is an airborne infectious disease.
What is the 2019/2020 flu season?
Influenza activity in the United States during the 2019–2020 season began to increase in November and was consistently high through January and February. The season was characterized by two consecutive waves of activity, beginning with influenza B viruses and followed by A(H1N1)pdm09 viruses.
What month is the flu the worst?
In the United States, flu season occurs in the fall and winter. While influenza viruses circulate year-round, most of the time flu activity peaks between December and February, but activity can last as late as May.
What flu strain is going around 2020?
The committee recommended that the quadrivalent formulation of egg-based influenza vaccines for the U.S. 2020-2021 influenza season contain the following: an A/Guangdong-Maonan/SWL1536/2019 (H1N1) pdm09-like virus; an A/HongKong/2671/2019 (H3N2)-like virus; a B/Washington/02/2019- like virus (B/Victoria lineage);
How long is flu 2020 season?
In general in the United States, flu season can start anytime in late fall, peak in mid-to-late winter (between January and February), and continue through early spring. 2 On average, flu season lasts about 13 weeks. It will usually end by April, but in some years it can linger into May.