A WINTER 'quadruple-demic' of nasty viruses is set to strike the UK in just weeks. RSV , a potentially lethal lung infection, has hit the under-fives, and an increase in infections has left many in hospital, fresh figures show. 3 RSV which can cause serious lung infections is on the rise in very young children 3 Rates of norovirus, also called the 'winter vomiting bug' are up by a fifth in a fortnight Meanwhile, cases of the sickness bug norovirus have surged by 16 per cent in two weeks and are predicted to keep increasing.

Covid and flu also risk surging in the next few weeks, despite currently circulating at low levels, health experts predict. RSV, or respiratory syncytial virus, is a common lung infection that in some instances can be deadly, especially for infants and the elderly. According to data released by the UK Health Security Agency (UKHSA), cases have risen to 7.

1 per cent in the last fortnight, up from 5.2 per cent. Read more on RSV NEW GERM From measles to RSV - how to keep your kids safe from common back-to-school bugs LIFESAVER 'Game-changing' RSV jab to protect babies 'could cut hospitalisations by 83%' The highest positivity between October 28 and November 3 was found in those aged under five years at 30.

9 per cent. Hospital admissions for the illness also increased to 1.26 per 100,000 compared with 0.

88. “RSV is now circulating at higher levels, particularly amongst those aged 5-years-old and under," Dr Jamie Lopez Bernal, from the UKHSA said. "While othe.