A great example is HPV vaccination. After enough women were vaccinated, HPV rates declined even in unvaccinated men at a pretty impressive ratehttps://www.ncbi.nlm.nih.gov/pmc/articles/PMC6737522/ …
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It's also worth remembering that Israel has had a massive lockdown in this period, which is almost certainly also driving some of the reduction across age groups
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The point is that herd immunity is BY DEFINITION about protection of people *who are not immune* If unvaccinated/uninfected people stop getting sick...that's literally herd immunity at work
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(Sorry, should've said it *may* be herd immunity, obviously there are other reasons like interventions that could reduce rates of infection across all age groups)
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Herd immunity is the. most. misunderstood epidemiology concept.
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Hey, hey, HEY!!! His name is Alex "Former New York Times Reporter" Berenson, and don't you forget it!

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I strongly suspect their version of herd immunity was more like eugenics. Those susceptible to the virus die, those who are not live. Forgetting this virus is a changing beast (see P1 variant) and a whole new batch become susceptible and die.
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