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Articles sur COVID-19

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More than 70 per cent of the world’s population has received at least one COVID-19 vaccination. (Shutterstock)

The first line of vaccines was highly effective at restricting COVID-19’s damage

New analysis answers questions about the ongoing effectiveness of COVID vaccines: How well they protect against infection, hospitalization and death months after initial doses or after a booster shot.
Scientists and physicians raised concerns early in the pandemic that increased parental stress, COVID infections, reduced interactions with other babies and adults, and changes to health care may affect child development. (Shutterstock)

Pandemic babies’ developmental milestones: Not as bad as we feared, but not as good as before

Research findings are mostly reassuring for parents — despite the disruptions to nearly every aspect of life during the COVID-19 pandemic, most children continue to show healthy development.
If we want to see improvements in the lives of girls in Canada and beyond, we need to first think critically about why we tend to dismiss and invalidate their concerns. (Shutterstock)

Girls are in crisis — and their mental health needs to be taken seriously

In Canada, over 50 per cent of female students in Ontario have reported moderate to severe psychological distress. One in four girls has been sexually abused by the time they turn 18.
SARS-CoV-2, the virus that causes COVID-19, has evolved over time into multiple variants and sublineages. loops7 / E+ via Getty Images

Pivotal points in the COVID-19 pandemic – 5 essential reads

With the emergency phase of the COVID-19 pandemic in the rearview mirror, at least for now, we look back on a handful of stories that provided sharp insights at key moments in the pandemic.
Swimming pool closures at the start of the COVID-19 pandemic led to millions of Canadians missing swimming lessons. (Shutterstock)

Fewer swimming lessons and lifeguard shortages make swimming even riskier this summer

Gaps in swimming lessons, lifeguard shortages and climate change may make water-based activities even riskier this summer.
The World Health Organization has declared an end to COVID-19’s status as a public health emergency of international concern. (Shutterstock)

Learning from COVID-19: The global health emergency has ended. Here’s what is needed to prepare for the next one

After previous public health emergencies likes SARS and H1N1, there was renewed investment in pandemic preparedness, but it was not sustained. We cannot make the same mistake after COVID-19.
Quaternary ammonium compounds can linger on surfaces and in indoor air and dust long after the disinfectant has dried. Guido Mieth/DigitalVision via Getty Images

Disinfectants and cleaning products harboring toxic chemicals are widely used despite lack of screening for potential health hazards

Quaternary ammonium compounds, also known as QACs or quats, are commonly used antimicrobials also found in many household products. Soap and water may be a safer bet when cleaning surfaces.

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