Forty-seven people who dined at a hotel in Aomori Prefecture in northern Japan developed food poisoning symptoms after norovirus was detected, local media reported on Monday.

Health concerns have emerged at the Winter Olympics after a norovirus outbreak affected multiple women’s hockey teams, with Finland showing signs of recovery while Switzerland has moved into isolation measures.

Norovirus cases are likely increasing in Los Angeles, according to wastewater data released by the Los Angeles County Department of Public Health.

More than 90 passengers and crew members on Royal Caribbean’s Serenade of the Seas have been infected with Norovirus, just before the vessel’s scheduled final stop in Miami, News.Az reports, citing The Independent.

Norovirus cases are reportedly increasing across various parts of the United States, according to data from the Centers for Disease Control and Prevention (CDC).