Thu, Oct 7th, 2021 - 8:06am
October 07, 2021 - 8:00am | By Kyle Cornell
(New York, NY) -- New research is proving again how Pfizer's COVID vaccine becomes less effective over time.
Two studies from Israel and Qatar show immune protection drops off after two months or so. But they also found protection remains strong against severe disease, hospitalization and death.
The studies support arguments that even people who are fully vaccinated need to take precautions against infection.
