Fleeing Venezuelans arrive in the municipality of Pacaraima, in northern Brazil, in 2018.
(AP Photo/Eraldo Peres)
As high-income countries move into post-vaccination life with vaccination rates of over 80 doses per 100 people, only 1.1 per cent of people in low-income countries have received at least one dose.
Misinformation on social media is hindering efforts to vaccinate people against the coronavirus.
Sheldon Cooper/SOPA Images/LightRocket via Getty Images
Combating vaccine misinformation on social media requires blocking sources of misinformation – and giving researchers access to data about how misinformation spreads.
Are vaxxies just the latest trend in virtue signalling? And even if they are, does that mean they’re not worth it?
Vaccines don’t ward off every single infection but they do massively lower the risk.
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Vaccines can’t provide 100% protection, so it’s not a failure or surprise when some vaccinated people get sick with COVID-19. The good news is their cases are much less likely to be severe or fatal.
Edward Jenner vaccinating his son, held by Mrs Jenner; a maid rolls up her sleeve, a man stands outside holding a cow. Coloured engraving by C. Manigaud after E Hamman. The Wellcome Collection.
The major problem in Britain and elsewhere was complacency. The early success in suppressing smallpox, and indeed eliminating it in some places, led parents to neglect vaccination.
As coronavirus cases surge, unvaccinated people are accounting for nearly all hospitalizations and deaths.
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The US has split into “two Americas,” one of the unvaccinated and one of the vaccinated. The differences in deaths and hospitalizations between the two populations are striking.
BCG has been used all over the world to protect against the development of TB.
Noah Seelam/AFP via Getty Images
BCG remains the only widely available vaccine for TB. Yet the development of a COVID-19 vaccine over the last year shows that there is capacity to rapidly create new vaccines.
Beards? Yes. Masks? Perhaps not.
John Locke and John Stuart Mill don’t provide much in the way of justification for ignoring public health advice in a pandemic. Mikhail Bakunin, however…
Information on COVID-19 vaccines for pregnant or breastfeeding individuals has been inconsistent and hard to find.
(AP Photo/Charles Krupa)
Exclusion from clinical trials, lack of data and inconsistent information made it difficult for pregnant and breastfeeding people to make decisions about COVID-19 vaccines early in the rollout.
Put into context, the benefits of vaccination still far outweigh the risks of rare adverse events.
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Ongoing tracking is meant to spot very rare risks – like the connection between the Johnson & Johnson shot and Guillain-Barré syndrome. And it relies on public reporting.
The freedom of going mask-free is still a ways off for kids under age 12.
Juan Monino/E+ via Getty Images
As many teens and adults in the US restart their social lives, parents of children under the age of 12 wonder when their kids will also be able to experience the freedom that comes with vaccination.
COVID vaccines don’t contain any live virus to shed. Here’s the science to put the myth of viral shedding after the COVID vaccine to bed.
Anti-vaxxers protest outside Governor Andrew Cuomo’s official residence in Albany, New York in June 2020.
Vaccine resistance movements have always been led by white, middle-class voices and promoted by structures of racial inequality.
Nigeria’s President Muhammadu Buhari shows his COVID-19 certificate after receiving his first dose of the Oxford/AstraZeneca vaccine in March 2021.
Photo by Kola Sulaimon / AFP via Getty Images
Experts assess Nigeria’s response to COVID-19 so far and express worry that the country does not appear to have learnt much; it isn’t prepared for the next pandemic.
Infection from the coronavirus can produce weaker immunity than vaccination.
Wenmei Zhou/ DigitalVision Vectors via Getty Images
COVID-19 vaccination produces a more consistent immune response than a past infection. With the delta variant, the difference in protection may be even greater.
A senior Aboriginal man is being vaccinated against COVID-19.
PR Handout Image/AAP
As the delta strain spreads in Australia, there is increasing urgency to ensure Aboriginal and Torres Strait Islander people are vaccinated.
The prime minister has borrowed language from Franklin Roosevelt to describe his pathway out of the pandemic. But Morrison’s ‘New Deal’ has the potential to leave too many people behind.
South African President Cyril Ramaphosa, Deputy president David Mabuza, Health Minister Dr Zweli Mkhize visiting the Aspen Pharmacare sterile manufacturing facility.
Lulama Zenzile/Die Burger/Gallo Images via Getty Images
Vaccine manufacturing doesn’t come cheap. It depends heavily on support from developed countries. It also requires much more than relaxing intellectual property rights and a desire for vaccine equity.
Photo by Sharon Seretlo/Gallo Images via Getty Images
South Africa has clearly suffered the consequences of poor strategic decisions to this point. It doesn’t need to continue along these lines.
Two public health nurses vaccinate adults at a polio clinic in Southey, Sask. in 1960.
(Canadian Nurses Association fonds. Library and Archives Canada)
At the height of polio and H1N1, Canadians were keen to get vaccinated, but vaccine enthusiasm waned once the crisis had passed — what does that mean for COVID-19?