 However, you might also experience more traditional signs like high temperature, new and continuous cough, and changes to taste or smell. Kraken is considered the most transmissible strain Covid XBB.1.5 has been labelled the most transmissible variant yet by the World Health Organisation WHO. Dr Maria Van Kerkhove, the WHOs COVID-19 technical lead, told a ... Kraken Covid variant is racing to become dominant in the UK ... 