In its latest update, the Health Protection Surveillance Centre reported 23 cases of the strains to date.
READ MORE: Taylor Swift resale tickets now MUCH cheaper than original price as fans snap up incredible bargains In the United States, 'FliRT' KP.2 covers around 25% of currently active cases, while KP.1.1 accounts for 7.5% of positive cases. Across the pond, the UK Health Security Agency is reporting a sharp increase of cases week-on-week and experts believe that 'FLiRT' could be the reason for this.
Less common symptoms of Covid, according to the HSE, include loss or change to your sense of smell or taste, runny or blocked nose, conjunctivitis, sore throat, headache, muscle or joint pain, different types of skin rash, nausea or vomiting, diarrhoea and chills or dizziness.