Flu and Covid, including a new variant called BA.3.2, nicknamed “cicada,” are still circulating, along with several other respiratory illnesses and a nasty stomach bug.

Three dead after suspected hantavirus outbreak on cruise ship. Here's what to know about how hantavirus is transmitted, symptoms and mortality rate.

Cases of the virus are abnormally high this year, according to health experts, and are especially dangerous for children.

It took just 48 hours for Ben Lopman’s 18-month-old son to go from being an energetic toddler to totally listless ...

A newly discovered virus hiding inside a common gut bacterium could help explain one of medicine’s long-standing mysteries: why a microbe found in both healthy people and cancer patients is linked to ...

A potentially more dangerous strain of the mpox virus was detected for the first time in a San Francisco resident. It is the ...

Ebola is one of the world’s deadliest viruses, and Marburg is its cousin. This hemorrhagic virus shares many symptoms with ...

With longer days, warmer weather and a little more breathing room in the schedule, summer often feels like the perfect time ...

Following the outbreak of the deadly Nipah virus, airports are screening travelers from the “affected areas” PR Thai Government The deadly Nipah virus has led some airports to start COVID-style ...

Global warming will expand the areas where animal viruses are detected, increasing risks in regions outside the tropics.