According to Center of Disease Control US, the BA.2 sub variant of the Omicron now makes up a quarter of Covid-19 infections in US. In US alone since January 2022, Omicron has made up all new infections and most cases caused by sub-variant of Omicron called BA.1.

This week India has achieved a great milestone with covid vaccine administration. On January 16th, 2021 the first Covid vaccine was given. Within 278 days India achieved its milestone by administering the Covid vaccine to one billion people! It means on average India administered 3.6 million doses per day!! While many countries are still struggling to convince their citizens to get vaccinated,

Globally Covid-19 vaccination process is going on and after the first responders including healthcare and front-line workers, Covid-19 vaccination is given to most vulnerable people.