The claim
Covid-19 vaccines are ineffective.
Original review summary
The review says the viral screenshot misrepresented uncertainty about whether vaccines prevent infection or transmission as proof that vaccines were ineffective. It explains that clinical trials found the vaccines reduced the risk of developing Covid-19, while research into preventing infection and transmission was ongoing.[S1]
Research date:
Sources and attribution
- [S1] TheJournal.ie original review
Original review · Retrieved October 15, 2026