Various factors influence how well flu vaccines work including repeat vaccinations.
Find out how the flu vaccine works - how effective is it? How long did it take to develop? How long does it last?
Networks ; Background ; Repeat Vaccinations ; For Everyone ; About the Data · Benefits of the Flu Vaccine · How Well Flu Vaccines Work · Effectiveness Against Different Flu Viruses · Children and Older Adults
The CDC is emphasizing how the flu vaccine can turn the virus from “Wild to Mild”
By using the same kind of technology that developed a COVID-19 vaccine, scientists can develop an mRNA flu vaccine with better speed and more precision.
Results from the 2023-2024 U.S. flu season show that in adults vaccine effectiveness against hospitalization ranged from 41% to 44%. Specifically for children and teens less than 18 years, the flu vaccine was 71% effective for preventing symptomatic influenza A illness. All vaccines in the 2022-2023 flu season were quadrivalent, meaning they targeted 4 strains of the flu, 2 type A flu viruses (H1N1 and H3N2) and 2 type B flu viruses (Victoria and Yamagata lineage) and were well-matched to the ci...
CDC conducts studies each year to determine how well influenza (flu) vaccines protect against flu.
Multiple animal vaccine manufacturers are researching a bird flu shot for cows, but many scientists question the timing and effectiveness of that approach.
Flu occurs every year, usually in the winter. Sometimes flu can lead to serious illnesses or make existing conditions worse. The best way to protect yourself is to get the free seasonal flu vaccine...
Q&A With Pharmacy Expert Hai Tran, PharmD ; As the first cases of flu are reported in Los Angeles this season, public health experts are urging anyone who isn't already vaccinated to get the flu shot. It's the best protection against the flu, which could pummel the U.S. this winter after nearly disappearing last year. "Getting vaccinated against the flu reduces your risk of becoming infected as well as your risk of being hospitalized with an infection or dying," said clinical pharmacist Hai Tran, PharmD, associate director of Pharmacy at Cedars ...