Flu hospitalizations in England have surged to record levels, with more than 1,700 patients in beds each day and numbers far ...

A year ago, the federal Indian Health Service posted dozens of flyers on Facebook promoting flu and COVID-19 vaccine clinics ...

Every winter, respiratory viruses, especially influenza, SARS-CoV-2 and RSV, put huge pressure on health care systems ...

To accurately gauge a vaccine’s risks, it is also crucial to compare its side effects with the effects of the illness it ...

Influenza prevention with the cell-based quadrivalent vaccine (QIVc) was superior to the egg-based vaccine (QIVe) during the US 2022–2023 flu season.

More than a year after its promised deadline to investors, drugmaker puts alarming results in federal government's "virtual ...

An internal FDA memo said the deaths of at least 10 children were linked to COVID-19 vaccines, which has prompted the agency ...

After a quiet summer, bird flu is on the move again, and experts say it poses an escalating threat. While the virus doesn’t appear capable of spreading from human to human, it has killed people ...

This year’s flu season is already raising alarms among public health officials and infectious disease experts. According to ...

Agency admits research hasn't "ruled out" vaccine-autism link, subject of four-year-old lawsuit. "The CDC has simply been ...

For people younger than 65, U.S.-licensed flu vaccines had an estimated effectiveness of 44% to 54% that season. Among those who completed a 6-month follow-up, the mRNA vaccine had a relative efficacy ...