See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. The United States is seeing a dramatic increase in norovirus cases, with reported outbreaks reaching their highest numbers ...

A fourth illness is making waves this virus season alongside the flu, respiratory syncytial virus and COVID-19, creating a quadruple threat for the U.S. The norovirus (commonly known as stomach flu) is surging with levels not seen in more than a decade.

A troubling surge in norovirus infections is sweeping across the United States, with cases doubling since late summer, according to recently updated surveillance data from the Centers for Disease Control and Prevention. The sharp increase comes as ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. There's been a dramatic increase in gastrointestinal illnesses aboard cruise ships in recent weeks—and norovirus is to blame ...

It was 11 p.m. and I had just fallen asleep when I heard a cry from my 4-year-old son's room. I headed downstairs to find a trail of vomit on the carpet and up the stairs, as he tried to make his way up to my bedroom. The next few hours were a blur as I ...