Patricia Treble

Experts say the two mRNA vaccines are interchangeable as millions of doses of both Pfizer and Moderna arrive in Canada

New data from the U.K. shows the vaccines do a terrific job keeping people out of hospital, even if they get the variant. So let’s get needles into arms.

The plain truth is we’re running out of arms that haven’t already had needles jabbed into them, and Round 2 is full swing

Maclean’s royal watcher Patricia Treble on the Queen’s brooch, Biden’s sunglasses and a monarch who is clearly back to enjoying herself

Vaxx Populi: A friendly competition between economists is generating the graphs and information Canadians really care about

Vaxx Populi: Researchers are getting faster at recognizing, diagnosing and treating VITT, and there is hope that they’re zeroing in on what causes it

Vaxx Populi: If you got a first dose of AstraZeneca, you can choose to get an mRNA vaccine for your second dose. Pfizer and Moderna will also be interchangeable as second doses.

An expert group has recommended using letters of the Greek alphabet like Alpha, Beta and Gamma as ’easy-to-pronounce and non-stigmatizing labels’ for COVID variants

Vaxx Populi: The four-month interval between doses is ticking away for Canadians, while new research is emerging about the optimal time to wait

How quickly it spreads, how it responds to vaccines and how we can stop it from causing a fourth wave in Canada