Simple, familiar tactics can rein in the COVID variant

Steep declines in delta variant outbreaks in India and, more recently, the U.K., are likely not due to the nations reaching "herd immunity" or viral behavior, but rather because of shifts in human behavior prompted by mounting cases and deaths, Harvard experts say.

source https://medicalxpress.com/news/2021-08-simple-familiar-tactics-rein-covid.html