Covid-19 Mutations Make Immunity Math Incredibly Daunting – Asharq Al-awsat – English

Since early in the Covid-19 pandemic, would-be prophets (most of them not infectious-disease epidemiologists) have been predicting that it would soon burn itself out as people recovered from the disease and developed immunity. So far they have been proved wrong again and again as temporary declines in new infections gave way to second and third waves.
Still, even infectious-disease epidemiologists agree that there is a point at which widespread immunity to a disease can cause it to decline or even…

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