Is it time for your booster shot? United States Surgeon General Dr. Vivek Murthy returns to the show for an update on the Pfizer COVID-19 vaccine booster shot. He answers questions like: what does the booster do in your body, who is ...See moreIs it time for your booster shot? United States Surgeon General Dr. Vivek Murthy returns to the show for an update on the Pfizer COVID-19 vaccine booster shot. He answers questions like: what does the booster do in your body, who is eligible, what happens if you've had a Moderna or Johnson and Johnson shot, and how the boosters help the overall population.
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