It isn’t just anti-vaccine conspiracy theorists who are reluctant to get COVID-19 vaccines: In one recent survey, nearly half of Americans said they were hesitant to get vaccinated. Only 53% said they would be willing to do it; of the rest, most said they thought the vaccines were untrustworthy. But if at least 70% of the population doesn’t get the shots, it will be difficult to get the virus under control. Here’s why experts say that you should be confident getting vaccinated.