" Signs and symptoms usually begin 12 to 48 hours after your first exposure to a norovirus and last 1 to 3 days," noted the Mayo Clinic. "You can continue to shed virus in your stool for several weeks after recovery. "This shedding can last weeks to months if you have another medical condition."

Most people recover from norovirus, a highly contagious infection, within a few days but it can be particularly risky for some groups. Now a small trial of a pill designed to protect against the virus

Norovirus has torn through the U.S. this winter, peaking early in some parts of the country but taking hold in South Florida over the last few weeks. Experts say every person who gets it passes it

Norovirus is also hard to kill on surfaces, where it can live for days to weeks. If someone in your household vomits in the bathroom, you need to clean every contaminated surface with a disinfectant (typically bleach). The virus also can spread through contaminated food.

Gastroenteritis cases have surged in Japan after infections linked to contaminated food, including strawberry daifuku, authorities say.

Islanders have also been advised to wash any contaminated clothing or bedding using detergent at 60°C, using disposable gloves to handle any items, as well as using bleach-based cleaners to disinfect surfaces. Follow BBC Jersey on X and Facebook. Send your story ideas to [email protected].

In an early clinical trial, an experimental norovirus vaccine given as a pill produced defensive responses exactly where it counts—in the saliva of older people most vulnerable to the explosive stomach bug.

Norovirus cases are surging, with UKHSA reporting a 29.4% increase in two weeks. Highly contagious, it infects 20 million annually in the U.S., causing vomiting, diarrhea, and dehydration, especially in children.

Scientists have discovered a strategy to fight back against norovirus, a leading cause of gastroenteritis worldwide. Their new study identifies powerful antibodies capable of neutralizing a wide range of norovirus strains.

Stomach bugs and norovirus are a regular health issue on land and sea but cruise lines seem to unfairly gain most of the attention when it comes to an outbreak. The Centers for Di

Holland America has reported its fourth norovirus outbreak of 2025 on a cruise out of Port Everglades, with nearly 150 passengers and 10 crew members falling ill.

A cruise ship off the coast of Belgium experience a gastrointestinal illness outbreak last week believed to have been caused by norovirus. The ship has already departed on another cruise.