Hikers along Southern California's Pacific Crest Trail have been smacked with fast-spreading cases of a "winter vomiting disease" – and they aren't the only ones. At least two dozen hikers have fallen ...

Flu season may be mostly behind us, but a nasty, highly contagious stomach bug is rising. Limited time: Save 25% on NBC News subscription Get exclusive reporting, live Q&As and ad-free reading. In ...

Another alarming episode of Ebola. A rare, contagious hantavirus. Glaring headlines about deadly viruses in far-flung places may be needlessly frightening you. “The headlines are scary, but honestly, ...

After days landscaping around his Shirley home in May 2021, Michael Larkin noticed two ticks on his thigh. Then came the punishing headaches, rash, high fevers, and night sweats, followed by a ...

The types of Ebola and hantavirus worrying officials are very different from the species identified decades ago, raising new questions about how to respond. By Carl Zimmer This month, a pair of ...

Global health officials are tracking an outbreak of Ebola caused by a rare species of orthoebolavirus called the Bundibugyo virus that has so far killed more than 130 people and infected more than 500 ...

While the world closely watched an outbreak of hantavirus unfold on a luxury cruise ship earlier this month, another deadly infectious disease was sweeping through one of Africa’s largest countries ...

Here’s what to know about the symptoms and spread of the virus, which has sickened people in the Democratic Republic of Congo and Uganda. By Dani Blum Global health officials are raising alarms about ...

A giant virus discovered in Japan is adding fuel to the provocative idea that viruses helped create complex life. Named ushikuvirus, it infects amoebae and shows unique traits that connect different ...

One might think the recent outbreaks of hantavirus aboard the Hondius and norovirus on the Ambition would rattle Colleen McDaniel’s enthusiasm for the mode of travel. Not so. “I’m currently on a ...

There are no confirmed cases in the US, but 41 people who were potentially exposed to the Andes virus are in quarantine or being monitored for symptoms. This includes a group of 18 passengers from the ...