Daybreak's Health Editor Dr Hilary Jones has told viewers that Norovirus is "very bad news".
He said: "Although it's not hugely a life-threatening it is the most common form of gastroenteritis in adults in the UK."
More top news
Strong winds, heavy rain and snow forecast across the UK
Police are hunting a man suspected of trying to set Finsbury Park Mosque on fire earlier this morning
A company which specialises in electronic toys and educational material for children has revealed it has been the victim of a cyber attack.