This season'sinfluenza vaccinemay have been a poor match to a strain of the flu virus that caused many infections this winter, early data released by the Centers for Disease Control and Prevention suggests. The CDC's latest data come as much of the U.S. is finally seeing signs of a slo...
Flu Vaccine Prevented 6.6 Million Illnesses Last Season: CDCConsumer HealthDayConsumer Healthday
Flu vaccine effectiveness in past seasons has ranged between 40 percent and 60 percent when components of most circulating viruses are "antigenetically like" those in a recommended vaccine, the report says. Effectiveness this season has been higher for children between the ages of 6 months and...
Vaccine effectiveness was 34.5% against hospitalization, according to interim estimates from a newarticlepublished by the CDC's Morbidity and Mortality Weekly Report, among high-risk groups like young children, people with preexisting conditions and older adults. That means, vaccinated people in...
The panel unanimously recommended certain flu vaccines that might offer more or longer protection for seniors, whose weakened immune systems don't respond as well to traditional shots. Options include: Fluzone High-Dose, Fluad with an immune booster, or Flublok which is made with insect cells ins...
inactivated influenza vaccines will be available in quadrivalent formulations (IIV4s). High-dose (HD-IIV3) and adjuvanted (aIIV3) inactivated influenza vaccines will be available in trivalent formulations. Recombinant (RIV4) and live attenuated influenza vaccine (LAIV4; intranasal vaccine) will be ...
“These data suggest that influenza vaccine demand was still low post–COVID-19 but that vaccination prevented approximately one third of influenza-associated hospitalizations among groups at high risk for influenza-associated complications.” Flu vaccination coverage has been on the decline in the U....
The flu vaccine has been 68% effective at preventing hospitalizations in children but has been less protective for seniors this season,according to preliminary data released Wednesdayby the Centers for Disease Control and Prevention. The vaccine was 35% effective at preventing hospitalization for s...
(HealthDay)—Having acknowledged that the 2014-2015 flu vaccine was mismatched to the circulating influenza strains, U.S. health officials have ramped up next season's shots for broader protection.
“The vaccine works least well among the population we most want to protect, namely older people, and that’s because they have immune systems that are much less robust than the immune systems of younger people.” Schaffner noted that there are high-dose vaccines for seniors, which are prefer...