Gov. Jared Polis (D) defied federal guidance on COVID-19 booster shots, issuing an order allowing all residents 18 years old and older to get them.
Pfizer is submitting early results of a booster study in 10,000 people to make its case that it’s time to further expand the booster campaign.
The podcast host raised eyebrows for claiming President Joe Biden faked getting a vaccine booster shot.
The president got a booster dose days after a third shot of Pfizer's COVID-19 vaccine was approved for those who are older than 65 or have health risks.
Here's what we know about timing coronavirus and influenza vaccines, and what you should do when it's your turn.