Each year, flu experts from around the world gather to map out recommendations for next winter's flu vaccine. This year, it's ...

The influenza A virus genome consists of eight segments of single-stranded, negative-sense viral RNA, which encode multiple ...

For the vaccine liquid, even if criminals made up falsified vaccines using the same ingredients at the same concentration, they could still be identified due to the characteristic spectral profile ...

(Approved vaccines have generally been tested against a placebo, another vaccine, or a placebo that contains other ingredients in the vaccine but not the antigen that provokes an immune response.) ...

In his second day of confirmation hearings, Robert F. Kennedy Jr., President Donald Trump’s pick to lead the Department of ...

The rise of misinformation online has helped fringe health ideas go mainstream and eased RFK Jr.'s path to confirmation as ...

As Robert F. Kennedy Jr. faces his Senate confirmation hearings to lead the HHS, here's where he stands on health issues including vaccines and food dyes.

Since 1973, the WHO issues recommendations for the composition of influenza vaccines, based on worldwide surveillance systems and the prediction of the most likely strains to be circulating ...

Jessica Farren, 38, a stay-at-home mom from North Attleborough, received COVID shots during the pandemic but regrets rolling up her sleeve. She doesn’t understand why she still caught COVID ...

and nasal spray vaccines contain weakened virus; neither type can transmit the flu. The flu vaccine’s composition is typically determined in the spring, based on the dominant variants in the ...