The one-dose vaccine developed by Johnson & Johnson is temporarily halted because of potentially serious blood clots seen in six women. An immunologist explains what this means for you.
A vaccine expert breaks down everything you need to know about the Novavax vaccine.
This week's unwelcome medical advice about the AstraZeneca vaccine is the latest setback to the rollout and the Morrison government.
Even with the highest possible rates of vaccination, New Zealand will need to keep up public health measures, or consider letting go of the concept of elimination and focus instead on disease control.
New CDC guidance permits domestic travel for fully vaccinated individuals, as long as social distancing is respected. International travel guidelines are different.
Many people never experience the least bit of discomfort from the COVID-19 vaccines, but mild side effects are common. They include swelling in the affected arm, nausea and chills.
The vaccine rollout is underway, but what happens if there is a supply disruption? Would it be feasible to change strategy and give more people a first dose? An expert analyzes the data.
It's not too late for Australia to repair our vaccine strategy, though we will never make up for the months lost.
The risk of COVID escaping from hotel quarantine or a health-care setting will never be zero. But in NSW and Queensland, was everything possible done to minimise the risk?
Millions of vaccinated people have been waiting for guidelines on what they can do safely. The CDC says it's OK to gather with other vaccinated people, but it's still best to avoid travel.
Researchers are closely watching the coronavirus mutants to make sure vaccines can be adjusted if necessary. But scientists don't know whether vaccines will be effective in those already vaccinated.
You've been vaccinated; can you now safely see your friends and family? New research hints that vaccinated people may be less likely to transmit the coronavirus, but they are not 100% in the clear.
The clock starts ticking once the vaccine leaves the freezer. Here's what to expect.
Over 130 million doses have already been administered worldwide. It's early days, but the signs are promising in places like Israel and the UK.
Americans with excess weight and obesity have been hit hard by COVID-19. Now there is reason to believe they may not get the same protection from the vaccines.
Vaccine hesitancy will not go away fast. In fact, there are parallels in the physical world to how quickly or slowly an object returns to its normal state.
A recommendation from a German vaccine advisory body not to give the AstraZeneca vaccine to people aged over 65 has caused concern. But we should interpret this advice with caution.
Tensions run high as EU vaccine deliveries fall behind schedule, while new vaccines are being created to handle mutant viral strains.
Two pharmacists involved in COVID-19 vaccine preparation explain the role pharmacists are poised to play in expanding vaccine access.
Perhaps you've heard mRNA vaccines cause autoimmune disease, or connect you to the internet. Now the Pfizer vaccine has been approved in Australia, it's important we iron out these misconceptions.