While the virus hasn’t made a sustained leap into humans, vaccines and treatments are being developed ahead of an outbreak.

Flu activity is at its highest level since 2009, forcing school closures and overwhelming hospitals across the U.S.

What researchers at Oregon Health & Science University (OHSU) are proposing is the concept of “killer T cells” ...

Discover the advantages of needle-free vaccines and which companies are developing their own promising delivery solutions in ...

Shares of Moderna Inc. climbed nearly 1% on Friday, reaching levels last seen on Jan. 10, as retail sentiment turned increasingly positive following the company’s announcement of a new vaccine tender ...

Mock said that the company is currently selling most of its shots as pre-filled syringes containing a ... about the status of its mRNA-based bird flu vaccine, which the U.S. Department of Health ...

Robert F. Kennedy Jr. faces high-stakes Senate hearings as he seeks confirmation for Health Secretary. This live blog is now ...

Below, check out the roundup of California Healthline’s coverage. For today's national health news, read KFF Health News’ Morning Briefing.

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At least three and possibly up to 15 birds have died of avian flu at two New York City zoos, according to the organization that operates the facilities. The Wildlife Conservation Society said three ...

Dr. James Lederer, chief medical officer for Berkshire Health Systems, says we’re seeing the beginning, not the end, of an ...

Although a candidate bird flu vaccine has not yet been made commercially available, medical experts advise that people should get it once it is. Dr. Linda Yancey, an expert in infectious ...