Why we need to rethink COVID-19 risk as the weather warms up

This is an excerpt from Second Opinion, a weekly roundup of health and medical science news emailed to subscribers every Saturday morning. If you haven't subscribed yet, you can do that by clicking here. It's been almost a year of "Stay home....

Johnson & Johnson’s single-shot COVID-19 vaccine endorsed by U.S. advisers

U.S. health advisers endorsed a one-dose COVID-19 vaccine from Johnson & Johnson on Friday, putting the nation on the cusp of adding an easier-to-use option to fight the pandemic.The U.S. Food and Drug Administration (FDA) is expected to quickly follow...

Why AstraZeneca vaccine approval in Canada may open more doors

Health Canada's approval of the Oxford-AstraZeneca vaccine to prevent COVID-19 in adults follows similar green lights from regulators in the United Kingdom, Europe Union, Mexico and India.The Oxford-AstraZeneca vaccine, called ChAdOx1, was approved for use in Canada on Friday following...

The human side of healing: How seeing loved ones helps COVID-19 patients

Tom and Virginia Stevens have been married 66 years, and lived together in an assisted-living facility in Nashville, Tenn., when they got COVID-19 last summer and had to be transferred to Vanderbilt University Medical Center.The couple was split up and put...

Moderna begins studying potential COVID-19 vaccine booster targeting variant first detected in South Africa

Drug manufacturer Moderna says it will begin testing a variant-specific version of its COVID-19 vaccine that would target the B1351 variant first detected in South Africa.  The company has previously reported that its original two-dose vaccine — already approved for use in...

So you got your COVID-19 shot. Does that mean life goes back to normal?

After Toronto family physician Dr. Tali Bogler received her final dose of a COVID-19 vaccine in January, she felt a newfound sense of relief — but also knew her daily life wasn't going to suddenly change.On an afternoon in late February, while still...

Moderna begins studying potential COVID-19 vaccine booster targetting variant first detected in South Africa

Drug manufacturer Moderna says it will begin testing a variant-specific version of its COVID-19 vaccine that would target the B1351 variant first detected in South Africa.  The company has previously reported that its original two-dose vaccine — already approved for use in...

What a 3rd wave of COVID-19 could look like in Canada — and how we can avoid it

COVID-19 levels are declining from the devastating peaks of the second wave across much of Canada, but experts say the threat of more contagious coronavirus variants threatens to jeopardize our ability to prevent a third wave.Canada has close to 850...

Will we need booster shots against the variants? Your COVID-19 questions answered

We're answering your questions about the pandemic. Send yours to COVID@cbc.ca, and we'll answer as many as we can. We're also live in the comments of this article now. We publish a selection of answers online and also put some...

Do we know how effective vaccines are against the variants? Your COVID-19 questions answered

We're answering your questions about the pandemic. Send yours to COVID@cbc.ca, and we'll answer as many as we can. We publish a selection of answers online and also put some questions to the experts during The National and on CBC...
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