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Three million caught vomiting bug Three million caught vomiting bug
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Almost three million people have been affected by norovirus so far this winter the latest figures suggest.Almost three million people have been affected by norovirus so far this winter the latest figures suggest.
Surveillance from the Health Protection Agency shows the number of cases in England and Wales are double those seen in 2006.Surveillance from the Health Protection Agency shows the number of cases in England and Wales are double those seen in 2006.
Doctors advise people to stay at home for 48 hours after their symptoms have gone to reduce the risk of the stomach bug spreading.Doctors advise people to stay at home for 48 hours after their symptoms have gone to reduce the risk of the stomach bug spreading.
The HPA said the norovirus season began unusually early this year.The HPA said the norovirus season began unusually early this year.
Laboratory reports from the last three months of 2007 show 1,922 cases.
For every case reported to the HPA, there are an estimated 1,500 cases that go unreported because people do not need to visit the doctor.
This equates to around 2.8 million people affected so far this winter and the virus is still circulating.
Norovirus - also known as winter vomiting disease - is the most common cause of infectious gastroenteritis in the UK.
Illness can occur at any age because immunity to it is not long-lasting.
It is not normally dangerous but the very young and very old are most at risk of complications from dehydration.