The fatality rate for H5N1 highly pathogenic avian influenza in humans has historically been high, with more than half of ...

U.S. Health Secretary Robert F. Kennedy Jr., a long-time vaccine skeptic, has been making sweeping changes to reshape vaccine, food and medicine policies.

(Reuters) -U.S. Health Secretary Robert F. Kennedy Jr., a long-time vaccine skeptic, has been making sweeping changes to reshape vaccine, food and medicine policies. The most far-reaching of his moves ...

The H5N1 bird flu virus has historically extracted a heavy toll when it infects humans, with nearly half of confirmed cases ...