A new population study from Israel published in the Lancet finds that the Pfizer vaccine is 95% effective once a person is fully vaccinated. But have they taken into account that infections were falling anyway?
Canada has become the first country to authorise the use of the Pfizer Covid vaccine for children aged 12-15. U.S. regulators are expected to do the same in the coming days.
The Israeli Health Ministry has raised concerns that there could be a link between the Pfizer Covid vaccine and heart issues, particularly among younger men.
The E.U. will soon seal its departure from the AstraZeneca Covid vaccine by signing off on the world's biggest vaccine deal yet, buying up to 1.8 billion doses of the Pfizer vaccine to last up until 2023.
A new study – the largest of its kind – has found that the Pfizer vaccine produces an "off the scale" immune response likely to protect against the Brazilian, Kent and Wuhan variants.
A new study from UCL claims to find that a single vaccine dose provides 62% protection for care home residents. A closer look, however, tells a more complex story.
