According to medical researchers from Japan and the US, stats suggest Tokyo, Japan, may have achieved herd immunity over the summer months. Herd immunity occurs when enough people have caught a particular virus, that it slows the virus’ spread. When that happens, the number of new infections begins to drop.
It should be noted that Japan and Tokyo did not institute a lockdown, with businesses and public transportation remaining open during the pandemic. This allowed the virus to spread more quickly between people than in regimes that instituted a lockdown.
The researchers had been testing a group of working people from 11 different Tokyo businesses for COVID since May. They noted that in May, 5.8% of their group tested positive for COVID and by the end of summer it had reached 46.8%
At around the same time 50% of their group…
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