More than 200 cruise ship passengers were infected with norovirus on a transatlantic voyage that is currently still at sea. Here's what to know about the illness.

Norovirus has been stumping scientists since the early 20th century, but a turning point came in 1968, when an elementary school in Norwalk, Ohio, was slammed by an outbreak that infected half of ...

The virus is named after the city of Norwalk, Ohio, US, where an outbreak occurred in 1968. Norovirus infection is characterized by non-bloody diarrhea, vomiting, and stomach pain.

Norovirus (previously known as Norwalk-like virus) are small round structured viruses that are members of a group of viruses called caliciviruses.

Also sometimes called the Norwalk virus or winter vomiting bug, norovirus is an extremely contagious virus. It is a common cause of illness outbreaks on cruise ships, where more than 90% of ...

Also sometimes called the Norwalk virus or winter vomiting bug, norovirus is an extremely contagious virus. It is a common cause of illness outbreaks on cruise ships, where more than 90% of ...