research from Gallup and Franklin Templeton found that providing people information about high vaccine efficacy led to greater acceptance of the vaccine.Data from Gallup's most recent COVID-19 Panel survey, in August, is especially relevant to the public's understanding of vaccine efficacy; in recent weeks, the Biden administration, health officials, and many in the media have expressed concerns about breakthrough infections stemming from the Delta variant of SARS-CoV2, pointing to rising infections, hospitalizations and deaths.
On Aug. 18, the Department of Health and Human Services announced that it was making plans for administering booster shots to people who are already vaccinated, pending FDA approval.