Norovirus, the highly contagious stomach bug that causes vomiting and diarrhea, is spiking across the US. What to know about ...

Norovirus can come on suddenly as it has an incubation period of 12 to 48 hours. Symptoms include vomiting, diarrhoea, abdominal pain, a high temperature, headache and aches and pains.

It seems you need not pay thousands of dollars for a luxury cruise to come in contact with a notoriously nasty stomach virus. That's because it appears to spread just as efficiently on dry land.

Norovirus causes acute gastroenteritis ... vomiting or diarrhea; a skin rash; red eyes with drainage, or yellow/brown discharge from the eyes that crust the eyelashes. Also, live head lice ...