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Articles on COVID-19 vaccines

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Travis Kelce celebrates with Taylor Swift on Jan. 28, 2024, after the Kansas City Chiefs defeated the Baltimore Ravens in the AFC championship game. Patrick Smith/Getty Images

Why Taylor Swift is an antihero to the GOP − but Democrats should know all too well that her endorsement won’t mean it’s all over now

The idea that the Swift-Kelce romance is some sort of deep-state plot is perhaps gaining traction in far-right circles because it lines up with the political right’s broader agenda and beliefs.
Public health measures such as vaccine and mask mandates, lockdowns and school closures have been widely discussed in scientific and popular media. THE CANADIAN PRESS/Lars Hagberg

Public health errors: Why it’s crucial to understand what they are before assessing COVID-19 responses

As the COVID-19 pandemic fades, we may debate whether public health responses could have been better. But first we need to understand what public health errors are — and are not.
Proof of COVID-19 vaccination was once required to access many venues during the pandemic. skaman306/Moment via Getty Images

COVID-19 vaccine mandates have come and mostly gone in the US – an ethicist explains why their messy rollout matters for trust in public health

Vaccine policies fall on a spectrum, from mandates to recommendations. Deciding what to use and when is not so much a science but a balancing act between personal autonomy and public good.
The CDC expects the updated shots to be effective at preventing severe COVID-19, even in the face of new variants. Teka77/iStock via Getty Images Plus

CDC greenlights two updated COVID-19 vaccines, but how will they fare against the latest variants? 5 questions answered

Only time and data will tell whether the CDC-recommended reformulated shots can stand their ground against the ever-changing SARS-CoV-2 variants.
Widespread skepticism toward COVID-19 vaccines took some scientists by surprise. Eric Lee/The Washington Post via Getty Images

Religion shapes vaccine views – but how exactly? Our analysis looks at ideas about God and beliefs about the Bible

Specific beliefs may have more to do with people’s vaccine views than their religious affiliation – but it depends on which vaccine you’re talking about.
Extensive evidence shows COVID-19 vaccinations in pregnancy are safe, when given at any time during the pregnancy. (Shutterstock)

Vaccination in pregnancy greatly reduces risk of severe illness and death from COVID-19, and protects babies up to 6 months after birth

COVID-19 vaccination has been shown to be safe in pregnancy, and protects both the mother and infant from severe disease. It’s now also clear that infants’ antibody protection continues after birth.
More than 70 per cent of the world’s population has received at least one COVID-19 vaccination. (Shutterstock)

The first line of vaccines was highly effective at restricting COVID-19’s damage

New analysis answers questions about the ongoing effectiveness of COVID vaccines: How well they protect against infection, hospitalization and death months after initial doses or after a booster shot.
Gain-of-function experiments in the lab can help researchers get ahead of viruses naturally gaining the ability to infect people in the wild. KTSDesign/Science Photo Library via Getty Images

Gain-of-function research is more than just tweaking risky viruses – it’s a routine and essential tool in all biology research

From cancer immunotherapy and antibiotics to GMO crops and pandemic surveillance, gain of function is a cornerstone of basic research.
COVID-19 is still with us, and is still causing serious illness and death. However, it is disproportionately affecting older people. THE CANADIAN PRESS/Chris Young

Ageism and the pandemic: How Canada continues to let older adults suffer and die from COVID-19

COVID-19 is the third-leading cause of death in Canada, but it’s older people who are dying. That we accept this and carry on as if the pandemic is over reveals our ageism: We don’t value older people.
COVID-19 emergency status prompted coordinated vaccination efforts by health care providers, paramedics, volunteers and others. Wesley Lapointe / Los Angeles Times via Getty Images

Biden’s plan for ending the emergency declaration for COVID-19 signals a pivotal point in the pandemic – 4 questions answered

President Joe Biden’s intention to end the national COVID-19 emergency will have long-lasting ripple effects on federal programs such as Medicare, Medicaid and the Children’s Health Insurance Program.
The FDA advisory committee discussed vaccine safety, effectiveness of the current shots, potential seasonality of COVID-19 and more. wildpixel/iStock via Getty Images Plus

FDA advisory committee votes unanimously in favor of a one-shot COVID-19 vaccine approach – 5 questions answered

Many questions remain about next steps for US vaccine policy. But the FDA advisory panel’s hearty endorsement of a single-composition COVID-19 vaccine represents a pivotal step.
XBB.1.5 is rapidly spreading across the globe and will likely become the next dominant COVID-19 subvariant. (Shutterstock)

FAQ on COVID-19 subvariant XBB.1.5: What is it? Where is it prevalent? How does it differ from Omicron? Does it cause serious illness? How can I protect myself? Why is it nicknamed ‘Kraken’?

The XBB.1.5 subvariant — nicknamed ‘Kraken’ — is arguably the most genetically rich and most transmissible SARS-CoV-2 Omicron subvariant yet.

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