Covid cases surge in Singapore and Hong Kong: Key symptoms of LF.7 and NB.1.8 variants
COVID-19 cases are rising sharply across parts of Asia, particularly in Singapore and Hong Kong. The latest surge is being driven by two fast-spreading subvariants—LF.7 and NB.1.8—both of which are descendants of the JN.1 lineage, itself a subvariant of the Omicron strain.The World Health Organization (WHO) has classified JN.1 as a “variant of interest” due…