as any other vaccine—and rigorous ….
as any other vaccine—and rigorous clinical trials have proven that they’re safe and effective.
More than 48 percent of the U.S. population has received at least one COVID-19 vaccine dose, according to data from the Centers for Disease Control and Prevention. And roughly 38.1 percent of the population is fully vaccinated, the data shows.
So far, studies have shown that mRNA vaccines—Pfizer and Moderna—maintain more than 90 percent efficacy after six months. And scientists believe it’s likely much longer, but more data is needed. A vaccine will help with a returning to normal life. Until then, wear masks and stay socially distant from others.