Covid through the vaccine programme, it is clear that the virus is not about to disappear," said Denis Kinane, a leading immunologist and Founding Scientist at Cignpost Diagnostics. "There are some extremely worrying trends in the rising number of infections, particularly when compared to the levels from a year ago. " One sign that could help identify the culprit are mouth ulcers.
Mr Kinane said: "The current sharp rise in UK Covid cases has been primarily driven by the emergence, rapid transmission and immune escape of the Omicron BA.
4 and BA. 5 strains. "This has resulted in a summer surge, which is troubling as we still await the more traditional autumn surge. "Although the Covid vaccine reduces your risk of severe disease from the virus, you can still catch the culprit.
Plus, the new subvariants seem to be re-infecting even those who've had Covid recently. READ MORE: Cancer: The fruit shown to 'selectively' kill cancer - may be 'more effective' than chemoLinkFortunately, the symptoms caused by the subvariants don't seem much different from the earlier Omicron versions, according to the expert.