Health experts say that at least 70 percent of the country needs to be vaccinated

Health experts say that at least 70 percent of the country needs to be vaccinated to ensure herd immunity and completely eradicate the epidemic that killed more than 300,000 Americans.

One week after obtaining a federal green light from Pfizer and BioNTech’s COVID-19 vaccine

On Friday, only one week after obtaining a federal green light from Pfizer and BioNTech’s COVID-19 vaccine, the Food and Drug Administration officially approved a second emergency vaccine—this one produced by Moderna.

Both the Pfizer vaccine and the Moderna vaccine were developed with new technology

Both the Pfizer vaccine and the Moderna vaccine were developed with new technology that uses messenger RNA.

Do you believe that Covid-19 probably will become as “endemic” as the annual flu virus?

Covid-19 probably will become as “endemic” as the annual flu virus, under the U.K.’s chief scientific advisor.