Herd Immunity

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HERD IMMUNITY NEWS

IMA urges Centre to provide free Covid-19 vaccines to all

March 03, 2021 4:29 pm

The medical association also asked Prime Minister Narendra Modi to ensure that the vaccination registration portal is made more public-friendly.

Herd immunity difficult to achieve: AIIMS Director Randeep Guleria

February 22, 2021 7:26 am

"And one should also remember that large number of people have had mild infections and we do know that those with mild infection tend to have less antibodies production, their antibodies tend to wane over a period of time," AIIMS Director Randeep Guleria said.

Delhi could be heading towards attaining 'herd immunity', indicates latest sero-survey

January 25, 2021 8:01 pm

The survey has found that in one district, 50-60 per cent of the sampled population has developed antibodies to COVID-19, they said.

Sweden sees no signs so far herd immunity is stopping virus

November 26, 2020 3:40 pm

Sweden, which opted for herd immunity against a national lockdown, has the most number of of coronavirus cases in the Nordic region.

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In Pune, first signs of ‘herd immunity’ in small population groups

November 21, 2020 8:30 pm

Serosurveys, like the ones carried out in several other cities as well, estimate the extent of the disease spread by detecting antibodies among surveyed population groups.

Herd immunity debate shows that both scientific and moral judgement matters in Covid battle

November 17, 2020 8:44 am

The COVID-19 situation underscores the importance of combining good science with prudent judgment to meet the needs of large populations, while maximising scientific quality in the face of applicable limitations and competing interests.

An Expert Explains: Is lockdown the answer to another wave of Covid-19?

January 01, 2021 12:45 pm

Large parts of Europe are in a second lockdown as a new wave of infection sweeps through the continent. But overall numbers in India are falling — for reasons not yet fully clear. What is the way forward, given the cost of lockdowns?

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Herd immunity approaches to Covid-19 control ‘dangerous fallacy’: Open letter in Lancet

October 15, 2020 12:51 am

The authors also warned that natural infection-based herd immunity approaches risk impacting the workforce as a whole and overwhelming the ability of healthcare systems to provide routine care.

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Why we need sero-surveys

August 19, 2020 6:06 pm

They help in planning and evaluating vaccine trials, arriving at estimates of the infection. But such studies have their limitations.

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WHO: Herd immunity requires effective vaccine

August 18, 2020 6:55 pm

WHO's emergencies chief Dr. Michael Ryan largely dismissed that theory at a press briefing on Tuesday, saying we should not live in hope of achieving herd immunity.

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Quixplained: What is herd immunity, how it works

August 07, 2020 8:31 am

Herd immunity is a stage of an epidemic in which some members of a population group remain protected from infection because a majority of those around them have already developed immunity, either through vaccination or because they have been infected earlier.