Sero-survey and the Human Herd | Herd Immunity and Seropositivity

"The results of the sixth sero survey in Delhi are out, revealing that more than 90 per cent of those covered in the national capital have developed antibodies against SARS-CoV-2. Does this mean Delhi is now more or less free of Covid-19? Or does it mean 90% of Delhi’s population has been affected by Covid-19 already? Will Delhi see more devastation at the hands of COVID-19? Or is it something else? Watch this video till the end to clear these and all other questions in your head, one at a time. You'd also get to understand what Herd Immunity is, what Seropositivity is and what do Sero-surveys do. So stay tuned to India Science! #HerdImmunity #Seropositivity #Sero-survey #CoronaKoHaranaHai"

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