A mix-and-match approach to COVID-19 vaccines could provide logistical and immunological benefits
Researchers hope that a mix-and-match approach to COVID-19 vaccines will help alleviate these issues and create more flexibility in the immunization regimens available to people.
COVID: did a delayed second dose give the delta variant an evolutionary helping hand?
Viewed from the perspective of evolutionary selection, it seems that the UK government’s decision to lengthen the period between first and second vaccine doses provided delta with an extra window to infect people.
I'm fully vaccinated – should I keep wearing a mask for my unvaccinated child?
Fully vaccinated adults are celebrating their new freedom and removing their face masks. Yet for parents of children under age 12, the rejoicing might be short-lived.
I’m fully vaccinated but feel sick – should I get tested for COVID-19?
If you have symptoms of COVID-19, you should get tested for COVID-19 even if you are fully vaccinated.
With COVID-19 cases surging, Nepal asks global community for urgent vaccine help
Nepal’s Ministry of Health said: “Since coronavirus cases have spiked beyond the capacity of the health system and hospitals have run out of beds, the situation is unmanageable.” The ministry also said it had no more vaccines.
Can people vaccinated against COVID-19 still spread the coronavirus?
As restrictions are lifted and people start to leave their masks at home, some people worry: Can you catch COVID-19 from someone who’s vaccinated?
It may not be possible to bring all Australians with COVID home from India. But we can do better than we are now
I would argue we can, and should, bring home at least some COVID-positive Australians — particularly those at highest risk of needing hospital-level care.
Paying people to get vaccinated might work – but is it ethical?
The push to get as many people vaccinated as possible is laudable and may well work. But leading behavioral scientists are worried that paying people to vaccinate could backfire if it makes people more skeptical of the shots.
COVID vaccine weekly: support builds for patent waiver as shortages threaten to bite
The waiver’s proponents argue, will increase the amount of vaccine doses produced globally.
Medical oxygen should not be a luxury – we're trying to develop a cheaper way to produce it
The pandemic has revealed that access to oxygen – in a pure form, for medical use – is a luxury in most low and middle-income countries.
Intellectual property and Covid-19: how can we accelerate vaccination globally?
If left to spread unchecked in large parts of the world, the virus risks mutating to an extent where our vaccines and treatments no longer work – leaving us all exposed
Backlash against Johnson & Johnson's COVID-19 vaccine is real and risky – here's how to make its rollout a success
The Johnson & Johnson vaccine has been hailed as a game changer.