A new national wastewater map is offering a window into the spread of the highly contagious norovirus across the United States.

A highly contagious virus known for causing sudden vomiting and diarrhoea is once again spreading across the United States, ...

Norovirus is sickening hikers in Southern California and showing up at high levels across much of the country.

The highly contagious virus can spread quickly in communities, especially where people gather closely together.

Norovirus is spreading among PCT hikers near Wrightwood. Health officials warn of fast transmission in backcountry conditions ...

The source of the outbreak remains unknown, but dozens of hikers have fallen ill.

Add Yahoo as a preferred source to see more of our stories on Google. Almost every winter, norovirus outbreaks spread throughout the U.S. Norovirus – or what some call the “stomach flu” – can happen ...

Norovirus outbreak on the Pacific Crest Trail sickens dozens of hikers near Wrightwood, with a shared water cache suspected.

Dozens of hikers in California have become sick due to what is suspected to be an outbreak of norovirus on the Pacific Crest ...

This is the second time within two months that a norovirus outbreak happened on a Princess ship based out of the Fort Lauderdale.

A norovirus-like illness is spreading within the Broome County Correctional Facility, with more than 140 reported cases.

Symptoms of norovirus include diarrhea and vomiting and most people recover in 1 to 3 days, according to the CDC. What 2 ...