Between 2011 and 2024, GII.4 viruses caused less than 50% of US outbreaks each season. 2. Last year’s season started in October as a new norovirus strain, GII.17, drove a record number of outbreaks.

Norovirus GII.17 accounted for < 10% of outbreaks in the US 2022-23 season, but rose to 75% during the 2024-25 season, passing the number of GII.4 outbreaks.

It is winter, and a new strain of norovirus called GII.17[P17] is spreading across the U.S. including the northeast. MedStar Health Urgent Care in our region is experiencing an uptick in norovirus ...

That marked the start of the season for the virus. But last year's season started in October, as a new norovirus strain called GII.17 drove a record wave of outbreaks.

By Tarun Sai Lomte A new norovirus strain is sweeping the US, dethroning the long-standing leader and reshaping the landscape of gastroenteritis outbreaks. Will GII.17 remain on top, or could ...

What about the new strain? There are many different types of norovirus, but typically one dominant strain causes illness outbreaks, Jaykus said. This year a new epidemic strain emerged, called GII.17.

What about the new strain? There are many different types of norovirus, but typically one dominant strain causes illness outbreaks, Jaykus said. This year a new epidemic strain emerged, called GII.17.

State officials are urging residents to wash their hands and take other precautions as New Jersey experiences a surge of the highly contagious norovirus. It's part of a national phenomenon, with ...

Reports of most major pathogens increased in Switzerland in 2024 and the country continued to battle a serious Listeria ...

More than a million people a year are already dying from infections caused by microbes that are resistant to treatment – it's ...

What about the new strain? There are many different types of norovirus, but typically one dominant strain causes illness outbreaks, Jaykus said. This year a new epidemic strain emerged, called GII.17.

Norovirus is the leading cause of foodborne illness in the ... coli is known to cause a serious infection. This strain, called O157:H7, produces a toxin that can damage the intestinal wall and lead to ...