Coronavirus Updated!

COVID-19 vaccines are biological preparations that induce active acquired immunity against SARS-CoV-2, the coronavirus that causes the pandemic disease COVID-19. As of February 2023, in addition to the approximately 40 different COVID-19 vaccines in use around the world, at least 300 additional candidate vaccines were in development, with more than 100 of them in clinical trials. As of February 25, 2023, more than 13.3 billion doses of COVID-19 vaccines had been administered worldwide, with an additional 1.1 million doses administered daily. More than 5.52 billion people have received a dose of COVID-19 vaccine, about 71% of the global population. In the United States, about 672 million vaccine doses have been administered and about 69% of the population is fully vaccinated,...