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. Subscribe to read this story ad-free Get unlimited access to ad-free articles and exclusive content. In recent ...

Add Yahoo as a preferred source to see more of our stories on Google. Southbound hikers walk toward Pinchot Pass on the Pacific Crest Trail in California. (David Madison / Getty Images file) (David ...

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, ...

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 ...

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 ...

161,979 new RNA viruses have been discovered using a machine learning tool that researchers believe will vastly improve the mapping of life on Earth and could aid in the identification of many ...

For many people, news of a virus outbreak on a cruise ship immediately brings back memories of COVID spreading when the Ruby Princess docked in Sydney in March 2020. Of the passengers and crew who ...

Editor's note: Further updates on the hantavirus cluster can be found on Live Science's live blog, which will provide the latest information on the ongoing investigation. Confirmed and suspected cases ...

If Word, Excel, PowerPoint, or OneDrive are automatically overwriting files with older versions, here is how to troubleshoot the issue. As it could happen for various reasons, we have consolidated all ...

A highly contagious illness that can cause severe and even deadly vomiting and diarrhea is spreading at an alarmingly high rate across the United States, health experts warned. Rotavirus, known for ...