It's normal for different people to mount stronger or weaker immune responses to a vaccine, but post-shot side effects won't tell you which you are.
The amount of risk from overseas arrivals depends not just on Australia's vaccination rates, but also on the particular circumstances of the country from which people are travelling.
Variants of the original SARS-CoV-2 are now in wide circulation. That means the third wave of COVID-19 has come with new questions about the variants, their effects and what might come next.
The fight for vaccine equity needs to stop looking to multilateral institutions for permission and instead focus on the policy tools that are already available to states.
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.
Analysis of almost 100,000 tweets reveals how news reports can change the way people feel about vaccination.
With changing recommendations about AstraZeneca's COVID-19 vaccine making headlines, many people have questions about its use.
Our well-meaning efforts to use images to help demystify the vaccination process or share our pride in getting a COVID vaccine can backfire.
In countries such as Indonesia, politicised science can obscure real research. Open science has the potential to help filter out sketchy research and protect the public’s interests.
Vaccine manufacturing is complex, with lots of potential points for errors. But it also has extensive quality control checks and approvals.
Good news for children and young people, bad news for Johnson & Johnson.
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 anticipated arrival of two new vaccines can boost the morale of those worried about the wait for their dose.
Still in the midst of a global pandemic, the International Olympic Committee's dream of hosting the Tokyo Games in a "post-corona world" is not possible. But should the Games go ahead at all?
There are three broad sets of health-related opportunities and benefits that may shape the future of India-Africa relations.
Pausing COVID-19 vaccine rollouts can backfire. There are better ways to manage safety issues while they're being investigated.
Early test results look promising, and Pfizer has asked the FDA to review and authorize its vaccine for use in teens. That doesn't mean putting away the face masks, though.
Scientists around the world are trying to come up with universal coronavirus vaccines to combat the emergence of variants. But what are these vaccines and are they even possible?
This group has long suffered much higher death rates than the general population due to a poor standard of basic healthcare.