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Articles sur COVID-19

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For children, the risks associated with school closures have surpassed the health risks associated with COVID-19. (Shutterstock)

COVID-19 back to school Q&A: Is it safe for unvaccinated children to go to school in person? Is the harm of school closures greater than the risk of the virus?

Amid uncertainties about what the pandemic will look like this fall, experts answer questions about risks of infection in unvaccinated children and the risks of missing in-person school.
Shutterstock

South African health experts have identified a new lineage of SARS-CoV-2: what’s known so far

We are being cautious about the implications for vaccine efficacy and transmissibility while we gather more data to understand this lineage.
Many U.S. states follow some form of “mature minor doctrine” allowing teens to make medical decisions without parental consent, including COVID-19 vaccination. Pete Bannan/MediaNews Group/Daily Times via Getty Images

Do US teens have the right to be vaccinated against their parents’ will? It depends on where they live

Some states have a legal framework allowing “mature minors” to make their own health care decisions – but they apply it in different ways, and some don’t have it at all.
To reduce the spread of COVID-19 in unvaccinated children, epidemiologists rely on a layered approach of interventions including masking, ventilation, cohorting and promoting vaccination for all eligible community members. (AP Photo/Chris O'Meara, File)

Back-to-school FAQs on children’s health & COVID-19: Delta variant, preventing infection, testing and international examples

With no vaccination yet in children under 12, preventing COVID-19 spread in schools depends on fine-tuning policy interventions according to local epidemiology and vaccination rates.

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