Sorana Froda, Université du Québec à Montréal (UQAM) et Fabrice Larribe, Université du Québec à Montréal (UQAM)
Vaccine efficacy is usually expressed as a percentage, but what is it actually measuring? Statisticians explain what the numbers mean, and what they say about how well a vaccine can protect us.
The Piano Works club in Farringdon, London prepares for its reopening as part of the relaxation of COVID-19 restrictions in the U.K.
(AP Photo/Alberto Pezzali)
Reducing transmission of the virus among younger people can help Britain reopen more quickly and reduce the risk of the virus infecting those most at risk.
Many individuals are rejecting the COVID-19 vaccines for personal reasons.
Mark Felix / AFP via Getty Images
America’s founders accepted the reality of human selfishness. But, they also said people were capable of thinking for the good of the whole, which is necessary for a free society.
A high school student gets his COVID-19 shot at a pop-up vaccine clinic at a public charter school in Los Angeles.
Al Seib / Los Angeles Times via Getty Images
For decades, US schools have been common sites for vaccine clinics to respond to outbreaks and provide catch-up immunizations. So why are they suddenly controversial?
HIV stigma manifests in many ways, including microaggressions that could lead to a higher risk of depression, PTSD and suicidality.
ASphotowed/iStock via Getty Images Plus
With lockdowns likely to be a part of life in Australia until a significant majority of us are vaccinated, it’s timely to think about what we can do to look out for people who may be vulnerable.
The government has ordered 7,700 doses of sotrovimab. But until further evidence shows it’s effective, the guidelines say it should only be given to patients as part of a human clinical trial.
Death is a part of life: but environmentally harmful burial practices, overcrowded cemeteries and unaffordable funerals are denying many the right to a good death.
In east Asian countries, past disease outbreaks have made face masks part of everyday life – but the social context supporting such behaviour isn’t present in the UK.
World Health Organization (WHO) director general Tedros Adhanom Ghebreyesus calls for moratorium on COVID booster shots.
REUTERS / Alamy Stock Photo
Here’s what signs parents can look out for, and what to do if their child is feeling overwhelmed.
The subtleties of how genes are transcribed into RNA molecules like the one depicted here are key to understanding the inner workings of cells.
Christoph Burgstedt/Science Photo Library via Getty Images
Shang Gao, University of Illinois Chicago et Jalees Rehman, University of Illinois Chicago
Machine learning is great at finding patterns but doesn’t know what those patterns mean. Combine it with knowledge gained from genetic research and you have a powerful view into the workings of cells.
It seems things have shifted slightly since earlier in the pandemic. A growing proportion of people hospitalised with the Delta strain are aged in their 30s or 40s.
NSW needs to mandate masks outdoors, provide adequate financial support, set up a ‘ring of steel’, use rapid tests for essential workers, and ensure cases not in full isolation get to zero, among others.
Honorary Enterprise Professor, School of Population and Global Health, and Department of General Practice and Primary Care, The University of Melbourne
Dean Faculty of Health Sciences and Professor of Vaccinology at University of the Witwatersrand; and Director of the SAMRC Vaccines and Infectious Diseases Analytics Research Unit, University of the Witwatersrand