Norovirus, which causes sudden vomiting and diarrhea, has seen a surge in recent weeks. It spreads quickly and can run through an entire family.

Cases of norovirus, also known as the stomach flu, are surging across the United States as the new year begins. The highly contagious virus, which causes intense bouts of diarrhea and vomiting, is causing a record number of outbreaks for this time of year.

Cases of norovirus are surging in the United States. It’s the country’s leading cause of foodborne illnesses but there have been even more outbreaks than usual recently — hitting schools, holiday gatherings and cruise ships.

STATEN ISLAND, N.Y. — Norovirus, also known as the stomach flu, rang in 2025 in a big way across the United States, and continues to surge. The highly contagious virus causes vomiting and diarrhea, and a record number of outbreaks have been reported for this time of year, according to recent data.

LANDSTUHL, Germany - Cases of norovirus, a wretched and highly contagious stomach bug, are surging in parts of the United States and Europe this

Norovirus is highly contagious and causes vomiting and diarrhea. But, in the overwhelming majority of cases, people recover with no lasting consequences.

Most norovirus outbreaks occur when people who are already infected spread the virus to others by direct means, such as through sharing food or eating utensils.

Norovirus cases are on the rise across the United States, and locally one doctor says he’s seeing the same uptick here in Austin.

Health experts told Newsweek about the threats posed by the viruses and shared the best ways to protect oneself.

Cases of norovirus, a highly contagious stomach bug, are surging in parts of the United States this winter, according to government data.

The number of cases of a wretched stomach bug are up in parts of the US this winter, according to government data. Here's what to know.

The United States is seeing a dramatic increase in norovirus cases, with reported outbreaks reaching their highest numbers since 2012. According to the U.S. Centers for Disease Control and Prevention (CDC), there were 91 outbreaks during the week of December 5, surpassing prior records for this time of year.