After almost a year,the FDA granted full approval to Pfizers COVID-19 vaccine.

More than half (55%) say it has no impact.

We collected the latest data for the week ending on August 27.

Thesebooster shots may help provideadditional immunity and may improve vaccine efficacy against new mutations of the virus.

Many of the vaccinated in our survey are eagerly awaiting their third dose.

Our data shows that people feel good about an additional dose of the vaccine.

Still, experts and individuals alike share concerns about the boosters.

The booster shot data gathered so far suggests that people should not expect severe side effects.

Side effects will likely be mild to moderate and similar to those of the initial doses of mRNA vaccines.

This sentiment is reflected in our survey, too.

Nineteen percent of vaccinated people said they are concerned about getting a third dosewhile other countriesdont have enough vaccines.

The survey is fielded online every other week.

The total sample matches U.S. Census estimates for age, gender, race/ethnicity, and region.

For the most recent updates on COVID-19, visit ourcoronavirus news page.

Centers for Disease Control and Prevention.COVID Data Tracker.