Learn about influenza (flu) symptoms, treatment with antiviral drugs, flu shot side effects, and prevention during flu season. Discover when to get the flu vaccine, how long the flu lasts, the contagious period, flu types, and how it spreads.
Recommendations for when you should get your flu vaccine remain the same – September and October are still considered the optimal times. August vaccinations aren’t recommended unless someone is in their third trimester of pregnancy or for children who will need two doses of the vaccine or those...
Flu vaccine coverage in the U.S. 2014-2023, by age Published by , Apr 8, 2024 In the United States, influenza vaccination rates differ greatly by age. For example, during the 2022-2023 flu season, around 70 percent of those aged 65 years and older received an influenza vaccination, ...
But the risk of harm or death from the influenza vaccine is rare. The flu shot and nasal spray can cause different types of side effects. Flu shot side effects may include: Low fever Muscle aches Soreness, redness, or swelling where the shot was given The nasal spray flu vaccine for ...
2023-2024 Flu Season Predictions: What Can We Expect? Annual flu season patterns and trends have been in continual flux since 2020. See what may be in store for the 2023-2024 flu season Vaccines Updated Flu Vaccine Recommendations for the 2023-2024 Flu Season ...
It's important to know that each year the flu vaccine is never 100% effective in preventing flu. Vaccine effectiveness varies from year to year, based on the match of the circulating flu types to the strains contained in the vaccine. ...
There are two types of influenza vaccines: trivalent vaccine and quadrivalent vaccine. ◎Trivalent influenza vaccine: It is against the H1N1 and H3N2 virus lines of Stream A and the Victoria virus strain of Stream B. ◎Quadrivalent influenza vaccine: In ad...
Huong Q. McLean, Ph.D., from the Marshfield Clinic Research Institute in Wisconsin, and colleagues used data from two concurrent studies conducted in Wisconsin during Oct. 23, 2022, to Feb. 10, 2023, to estimate influenza vaccine effectiveness (VE). ...
For the 2022-2023 season, these two types of flu vaccines contain the same components as the egg-based vaccine except the H1N1 component, which in the cell- or recombinant-based flu vaccines will be A/Wisconsin/588/2019 (H1N1) pdm09-like virus, according to the CDC. ...
Ad Ashley L. Fowlkes, Sc.D., from the CDC in Atlanta, and colleagues conducted an interim study to estimate vaccine effectiveness (VE) for preventing severe acute respiratory infection (SARI)-associated hospitalization using data from the Network for the Evaluation of Vaccine Effectiveness in Latin...