More than a dozen hospitals have declared 'critical incidents' as the flu outbreak worsens.

We’re monitoring the situation very, very closely. We’ve never seen this many infections of non-bird species as we have in the U.S.," Johns Hopkins virologist Andrew Pekosz said.

Doctors say it is vital China shares infection data as India ramps up monitoring - China, Malaysia and Kazakhstan are among ...

Five years since Covid-19 started upending the world, the virus is still infecting and killing people across the globe -- ...

An awkward question remains five years after Covid-19 began its deadly rampage: is the world ready to handle the next ...