Articles on COVID-19 vaccines
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People who contract COVID, and their contacts, have successfully self-isolated at home since the pandemic began.
Infections have been reported in people vaccinated with the Sinopharm vaccine, but these aren’t necessarily unexpected.
It is unlikely that we will reach full herd immunity for COVID-19. However, we are likely to reach a practical kind of herd immunity through vaccination.
Why it’s important to pay attention to evolutionary theory when considering population health.
Though the British prime minister has called on countries to share more doses internationally, the UK may continue to prioritise its domestic rollout.
If you have risk factors around blood clots, heart attack or stroke, this should actually be an impetus to get vaccinated sooner rather than later.
After the acrimony of the Trump years, we can expect a very different feel to the latest G7 summit.
Both the AstraZeneca and Pfizer vaccines still work relatively well against it — though only after the second dose.
While we don’t know exactly what causes it yet, there are a few leading theories put forward by researchers around the world.
Hundreds of thousands of Canadians got a shot of AstraZeneca’s COVID-19 vaccine for their first dose. They now have a choice for their second dose: AstraZeneca again, or Pfizer or Moderna mRNA vaccine?
Vaccinated people can still get infected with the coronavirus. So if you have symptoms of COVID-19, getting tested can protect others and help health officials keep an eye on the virus.
If new incentives don’t work, mandatory policies may be the only way forward in ensuring high COVID vaccine coverage of staff.
Answers to key questions about rare blood clots linked to AstraZeneca’s COVID-19 vaccine, including risks, symptoms and whether people who have had one AstraZeneca shot should have a second.
One study found antibody levels were significantly higher in people who received one dose of AstraZeneca then a Pfizer booster dose.
As vaccine eligibility is expanded to adolescents and young adults, understanding who might be more likely to be vaccine hesitant, and why, can help inform public health strategies
As the coronavirus pandemic played out, veterans who were already lacking adequate benefits and resources found themselves in deeper trouble.
We want to get everybody vaccinated. Opening up to younger age groups could be one way to speed things up — but it will come with logistical challenges too.
The COVID-19 cases are surging in Nepal, potentially surpassing India’s reproduction rate, but the country is out of vaccines. Global aid could help with one of the worst health crises in South Asia.
From free beers to lottery tickets, many jurisdictions around the world have introduced vaccine incentives. Is it time for Australia to do the same?
One of the main fears regarding new SARS-CoV-2 variants is that they might be resistant to immunity granted by vaccines, including RNA vaccines.

















