The Trump administration’s new vaccine advisers on Thursday endorsed this fall’s flu vaccinations for just about every American but threw in a twist: Only use certain shots free of an ...

The Advisory Committee on Immunization Practices also is expected to vote on whether to recommend a second version of a lab-made antibody that protects newborns against a childhood menace, RSV.

This San Antonio, Tex., lab takes biosecurity seriously. Suit up with its scientists and go behind the scenes of the science of vaccine creation.

From immigration to energy, the country is a growing counterpoint to the US.

In 1918, a strain of influenza known as Spanish flu caused a global pandemic, spreading rapidly and killing indiscriminately. Young, old, sick and otherwise-healthy people all became infected ...