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Why even with vaccines, Covid will always be with us

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www.livemint.com

Covid-19 health crisis is long and paved with uncertainty. Many countries are counting on vaccines to build sufficient immunity in their populations so that SARS-CoV-2 isn’t able to find susceptible people to infect, causing transmission of the coronavirus to slow and eventually stop.

But even with the rollout of highly effective vaccines, immunization coverage may not reach that level -- the so-called herd immunity threshold -- anytime soon.

Researchers warn that the virus is apt to be circulating among us forever, although it’s likely to become a less potent foe. 1.

Can Covid be eradicated? No. So far, only one human disease -- smallpox -- has been officially eradicated; that is, reduced to zero cases and kept there long-term without

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