
With the Covid-19 still in its full swing, several countries are still trying to cope with the highest growing new Covid-19 cases with the fast vaccination. Scientists predicted that at least 60 to 70 percent requires to be vaccinated to help herd immunity take effect.
Despite an extremely high threshold immunity rate predicted by the scientists, the Covid-19 cases in Israel started decreasing when only 40 percent of its population got vaccinated. Followed by Chile on second with 37 percent of its population fully jabbed and the United States on the third since 33.7 percent of Americans have received their full vaccination as of May 8, 2021.