In the depths of 2020, many Americans couldn’t wait for the COVID vaccine to hit pharmacies.
Once they got their shot, some couldn’t wait for their first booster dose — or their second.

Analysis
Booster dose rates are approaching zero.
In the depths of 2020, many Americans couldn’t wait for the COVID vaccine to hit pharmacies.
Once they got their shot, some couldn’t wait for their first booster dose — or their second.