People board cruise ships each year seeking relaxation, but some vessels are hiding filthy secrets below deck. The CDC ...

Acute gastroenteritis is the second greatest burden of all infectious diseases, and norovirus is responsible for almost a fifth of all acute gastroenteritis cases worldwide. 1 For healthy individuals, ...

A dominant strain of norovirus is emerging, which could disrupt the seasonal pattern and increase the number of outbreaks, a June 2 CDC report suggests. Here’s what to know: 1. In previous years ...

A warning about an earlier outbreak of the Norovirus and a new way to detect ovarian cancer. Posted: June 6, 2025 | Last updated: June 6, 2025. Dr. Mallika Marshall has more on both stories in ...

In years when there is a new strain of the virus, there can be 50 percent more norovirus illness. Cases continued to tick up months into this year. By May 7, there were 2,571 outbreaks.

In years when there is a new strain of the virus, there can be 50 percent more norovirus illness. Cases continued to tick up months into this year. By May 7, there were 2,571 outbreaks.

Increase in outbreaks of norovirus GII.17 over GII.4, United States, 2022–2025. Seasons are defined as September 1 of one year to August 31 of the next. The 2024–25 season is truncated to ...

Two outbreaks of norovirus linked to consumption of raw oysters harvested in Mexico underscored the importance of proper storage and handling of shellfish, according to an investigation published ...