Winter bug cases '83% up on 2011'

Latest figures show there has been an increase in cases of norovirus - often known as the winter vomiting bug.

The Health Protection Agency estimates there have been about 880,000 cases in England and Wales since the summer, 83% more than in the same period last year.

There have been just over 3,000 lab-confirmed cases.

But the HPA says these reported cases are the tip of the iceberg and for each one, there will be around 288 that go unreported.

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