Herd immunity for Covid-19 is unlikely to be achieved

Even with 100% adult vaccination, only three-quarters of the population would be protected against Covid-19, which is unlikely to hit the level needed for herd immunity. — LOW LAY PHON/The Star

Many policymakers and politicians, as well as the media, are still harping on herd immunity as if it is the holy grail in the management of Covid-19.

Some have even projected that herd immunity will be the way out of the pandemic.