The health and human services secretary has been championing a number of unconventional treatments in response to the growing ...

More states are loosening vaccine mandates, scaling back vaccine promotion efforts and taking other steps likely to lower ...

President Donald Trump's nominee to lead the National Institutes of Health is facing questions from a Senate panel.

Dr. Jay Bhattacharya told Sen. Josh Hawley that he supports developing alternatives for vaccines and therapeutics that use aborted cell lines.