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
A former British soldier who served in Afghanistan is one of a 'growing number' of westerners joining Kurds in the fight against Isis.
Growing numbers of people on low incomes are turning to food banks to survive, new research has revealed.
It will be cold and frosty across the north of the UK tonight, with some icy patches in the west.