UVA infectious disease expert Dr. William Petri explains how the virus spreads and why health officials are on high alert.

Confirmed cases of Nipah virus has sparked airports in Asia to clamp down on health surveillance and screenings that's so far seen 100 people quarantined

Health experts warn that bird flu, mpox, rubella and Oropouche virus could trigger the next global pandemic as vaccine rates hit a 15-year low and the world remains 'essentially unprepared'