Chickenpox has largely disappeared from the public’s memory thanks to a highly effective vaccine. But the virus’s clever life cycle allows it to reappear in later adulthood in the form of shingles.
Substances found in algae, squid and fish all have potential antiviral properties.
A garment worker walks through a clothing factory in Montréal during the COVID-19 pandemic. Canada, the U.S. and the U.K. did not collect adequate information about workplace transmission.
THE CANADIAN PRESS/Graham Hughes
Routine collection of work information from people testing positive for COVID-19 from the start of the pandemic would have enabled better understanding of the role of workplaces in transmission.
Female prsioners wave goodbye to their fellow inmates following their release from Chikurubi prison on the outskirts of Harare in Zimbabwe in April 2021. Zimbabwe released about 3,000 prisoners due to COVID-19.
(AP Photo/Tsvangirayi Mukwazhi)
During the first wave of the COVID-19 pandemic, governments around the world released many prisoners, but this has now slowed or stopped. Here’s why those releases should continue.
Real-time surveillance has been key to the global pandemic response.
Wikimedia Commons
The majority of front page reports were negative in tone, seeing very little possibility for individual agency and self-efficacy. This can amplify public anxiety and fear.
‘King Lear’ sculpture seen in Chicago in 2008.
(tom_allan/Flickr)
Understanding consent is key to avoiding ambiguous and socially awkward encounters and reducing the potential to cause harm. There are lessons in Shakespeare’s ‘King Lear’.
All COVID-19 tests start with a sample, but the scientific process goes very differently after that.
Morsa Images/Digital Vision via Getty Images
The two types of COVID-19 tests – antigen and PCR – work in very different ways, which is why one is fast but less accurate and the other is slow and precise.
Pfizer contractor Ventavia denies accusations of scientific misconduct on COVID vaccine trial.
Carter Giglio, 8, joined by service dog Barney of Hero Dogs, shows off the bandage over his injection site after being vaccinated at Children’s National Hospital in Washington.
(AP Photo/Carolyn Kaster)
An infectious diseases doctor reviews the evidence, discusses hesitancy and concerns about side-effects and explains the overwhelming case for vaccinating five-to-11-year-olds, including his own son.
Public health officials need to know where to focus their vaccination outreach efforts.
AP Photo/Teresa Crawford
Machine learning algorithms can help public health officials identify areas of high vaccine hesitancy by ZIP code to better target messaging and outreach and counter misinformation.
A homeless man sits with his dog as people walk past in Toronto in January 2021.
THE CANADIAN PRESS/Nathan Denette
Professor Edward Holmes of the University of Sydney has scooped the top award at last night’s Prime Minister’s Prizes for Science, for his prompt efforts to understand the coronavirus genome.
Disturbing the habitats of horseshoe bats, like these in Borneo, increases the risk of virus spillover.
Mike Prince/Flickr
How can nations prevent more pandemics like COVID-19? One priority is reducing the risk of diseases’ jumping from animals to humans. And that means understanding how human actions fuel that risk.
Experts estimate that close to 90% of the U.S. population must be vaccinated to reach herd immunity for COVID-19.
David McNew/AFP via Getty Images
Vaccination campaigns like the ones that eventually eliminated polio and measles in the United States required decades of education and awareness in order to achieve herd immunity in the U.S. population.
Worst cold ever? People claim that 2021 has delivered longlasting, debilitating colds.
from www.pexels.com
Our measures to stay safe during the pandemic may have made us more susceptible to other respiratory illnesses.
Ethics are important to vaccination decisions because while science can clarify some of the costs and benefits, it cannot tell us which costs and benefits matter most to us.
THE CANADIAN PRESS/Frank Gunn
When making the decision whether to vaccinate children aged five to 11 against COVID-19, regulators in Canada must rely on sound ethics as well as sound science.
Honorary Enterprise Professor, School of Population and Global Health, and Department of General Practice and Primary Care, The University of Melbourne