A brand new pressure of norovirus has been sweeping around the nation, pushing instances of the nasty abdomen malicious program as much as double the common for this time of the 12 months.Instances of norovirus most often pass up all through autumn and wintry weather, however fresh figures display that charges of the wintry weather vomiting virus are emerging temporarily.Figures launched by way of the United Kingdom Well being Safety Company (UKHSA) discovered there have been 447 instances of norovirus in England between 14 and 27 October – 16% upper than the former fortnight.It discovered that essentially the most continuously known genotype of norovirus in laboratory-tested samples was once GII.17, which accounts for 67% of instances. This pressure has been nicknamed ‘Kawasaki’.The well being frame stated: “The rise of the variant has been noticed in different counties and is being carefully monitored.”What’s the ‘Kawasaki’ pressure of norovirus?Norovirus can lead to ugly signs like vomiting and diarrhoea, which is able to ultimate for 2 to a few days. (Getty Pictures)The ‘Kawasaki’ norovirus pressure was once first detected within the Eastern town of the similar identify in 2014. It’s sometimes called the GII.17 genotype.An building up in instances of this pressure has been noticed by way of the UKHSA since June 2024. It reported that GII.17 was once essentially the most repeatedly detected pressure within the first 16 weeks of the 2024/2025 season.Even if this is a other pressure of norovirus, it’s believed to lead to the similar signs as different traces of norovirus.How does norovirus unfold?Norovirus is extremely contagious and will unfold by way of:Shut touch with any individual who’s unwell with norovirusEating meals that’s been ready or treated by way of any individual with norovirusTouching surfaces or items that experience the virus on them, then touching your mouthThe major signs of norovirus come with:Feeling unwell (nausea)DiarrhoeaBeing unwell (vomiting)A top temperatureA headacheAching fingers and legsSymptoms can get started inside of one to 2 days of being inflamed, however most often go inside of two to a few days. Maximum instances of norovirus may also be handled at house.How do I keep away from norovirus?Washing your arms totally with cleaning soap and water is essential to stay norovirus at bay. (Getty Pictures)Norovirus is maximum infectious from the beginning of signs till 48 hours after signs have stopped. Sufferers may additionally nonetheless be infectious for a little while sooner than and after this era of illness.It’s subsequently really useful to stick at house for no less than two days after you’ve had signs of norovirus to keep away from spreading it to others.”Don’t go back to paintings or ship kids to college till 48 hours after signs have stopped and don’t talk over with your GP or clinic whilst symptomatic,” the UKHSA advises.It would possibly not all the time be imaginable to keep away from catching norovirus, however you’ll take precautions. Washing your arms totally is essential in preventing norovirus from spreading.The UKHSA’s recommendation to keep away from catching norovirus or passing it directly to others is to “wash your arms continuously and punctiliously with cleaning soap and heat water”.”That is maximum essential following an episode of sickness, after the use of the bathroom, sooner than consuming and making ready meals, in addition to cleansing up vomit or diarrhoea.”Additionally it is essential to take into account that hand sanitisers, although alcohol-based, don’t paintings to kill norovirus.Learn extra about norovirus: