Australia is heading for its third Omicron wave. Here’s what to expect from BA.4 and BA.5 - ABC News

BA.4 and BA.5 are more transmissible than previous variants and subvariants, and are better able to evade immunity from vaccines and previous infections. Adrian Esterman breaks down what we know about them so far.

Australia is heading for its third Omicron wave in the coming weeks, as BA.4 and BA.5 become the dominant COVID strains. BA.4 and BA.5 are more infectious than previous COVID variants and subvariant… [+6182 chars]

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