U.S. kindergarten vaccination rates dipped last year and the proportion of children with exemptions rose to an all-time high, ...

Novavax Inc.’s stock tumbled 19% early Wednesday after the company said the Food and Drug Administration has placed a clinical hold on its COVID-19-and-flu combination and stand-alone flu ...

The clinical hold affects Novavax’s COVID-flu combo and standalone flu vaccines, which were on the cusp of Phase III testing.

Wearing a mask helps to prevent the spread of respiratory illnesses, according to Centers for Disease Control and Prevention ...

Move comes after a single participant in a mid-stage trial reported a case of motor neuropathy Novavax Inc.'s stock tumbled 19% early Wednesday after the company said the Food and Drug ...

The Centers for Disease Control and Prevention is investigating whether the U.S. stockpile of bird flu vaccines is still well matched to the virus after discovering recent mutations. The CDC said ...

(Getty Images/iStock) The CDC says the best way to reduce the risk of seasonal flu remains getting the vaccine, but that preventative actions can also help to prevent respiratory illness.

Data from the southern hemisphere show that this year's flu shot was 34.5% effective against hospitalization in high-risk groups during that half of the globe's winter respiratory season.

The Centers for Disease Control and Prevention is reminding clinicians and other health care workers to take necessary steps ...