A quick definition online gives "the resistance to the spread of a contagious disease within a population that results if a sufficiently high proportion of individuals are immune to the disease" describing Herd immunity.
I am not too familiar with the topic but I did learn it in school!
I think this is the best option for the world right now.
those who trade crypto or bitcoin can clearly see on the chart we are in a PARABOLIC RUN.
Now every rally in the market comes to an end eventually but this one can be different, fundamentals can overpower technical here easily & we can just skyrocket to 10L, 20L.
we were in LOCKDOWN from past 2 months still numbers have gone higher & higher, this clearly shows...
Covid-19 Confirmed cases in INDIA analysis
As You can see number of cases going high day by day & this Graph turned Parabolic .
In bearish scenario
If we are able to break Parabola then we can see less number of cases
In Bullish Scenario