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Ba.5 is a “Variant for Boosted People”

Ba.5 is a “Variant for Boosted People”

South Africa vs. Portugal: Same Variant, Opposite Outcomes Igor Chudov Summary: The BA4/5 sister variants currently dominate two countries: South Africa and Portugal. South Africa is barely vaccinated (only 35% had a vaccine, 5% had a booster), whereas Portugal is 95% vaccinated and 70% boosted. The situations in these countries could not be any more different: while Ba.4 and Ba.5 were mere blips on the radar in South Africa, these same variants are driving a deadly wave of Covid in highly-vaccinated…

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