Still getting a negative RAT after a COVID exposure and days of symptoms? It might be time to consider a PCR.
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Articles on COVID testing
Displaying 1 - 20 of 37 articles
Here’s what we know from the limited data publicly available.
If you cannot communicate a concept clearly, then you don’t understand it well enough yourself.
Your blood can hold a record of past illnesses. That information can reveal how many people have had a certain infection – like 58% of Americans having had COVID-19 by the end of February 2022.
England has stopped offering free COVID tests, amid a large surge in cases. Here’s what that could mean.
X-ray scans are taken in hospitals worldwide – and an AI program has been taught to scan them for coronavirus.
While public health measures in schools and hospitals aim to reduce COVID transmission, people with disability who have support workers in their homes have largely been forgotten.
Removing ways of tracking and preventing the spread of COVID will lead to more disruption and ill health.
One of the consequences of the failure of developing countries like South Africa to authorise self-testing is that it is driving a thriving black market.
It doesn’t need to be scary or painful. With the right technique, you’ll be able to perform this test quickly and safely at home.
Rapid Antigen Tests are being rolled out by the millions for Australians to check their COVID status. But a result should be interpreted in context.
Recent research found around a quarter of people with classic COVID symptoms didn’t get tested.
A nationwide genomic surveillance system analyzes positive COVID-19 tests to build a picture of which variants are spreading in the population.
The Biden administration intends to distribute an additional 500 million at-home rapid COVID tests starting in January.
An expert in global public health answers questions on omircron.
Vaccines alone aren’t enough to protect against the highly contagious Delta variant.
The evidence suggests antigen tests are most accurate when the viral load is highest and when a person is likely to be most infectious.
Knowing how much virus someone has in their body when testing positive for COVID-19 allows you to estimate when they picked up the virus.
We’ve learnt two cases linked to Melbourne’s COVID outbreak were in fact ‘false positives’. Here’s what that means, why it can happen, and how common it is.
Who’s a good doggie? Sniffer dogs might one day be able to screen people for COVID-19 in large crowds. But not when they’re hungry or need a good lie down.
Top contributors
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Professor of Disability and Health, Melbourne School of Population and Global Health, The University of Melbourne
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Professor of Public Health, University of Sheffield
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Associate Professor, Epidemiology, Deakin University
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Professor of Microbiology, The Peter Doherty Institute for Infection and Immunity
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Professor and Director of Doherty Epidemiology, The University of Melbourne
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Chair, Medical Advisory Committee, Australian Cancer Research Foundation; Director, Diamantina Institute for Cancer Immunology and Metabolic Medicine, The University of Queensland
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Professor of Community Health and Wellbeing, The University of Queensland
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Tania Sorrell is a Friend of The Conversation.
Professor, Clinical Infectious Diseases, Director, Sydney Institute for Infectious Diseases, University of Sydney
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Director of Paediatrics, Austin Health; NHMRC Practitioner Fellow; Senior Principal Research Fellow, The Florey Institute; Professor of Paediatric Neurology Research, The University of Melbourne
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Professor of Global Biosecurity, NHMRC Principal Research Fellow, Head, Biosecurity Program, Kirby Institute, UNSW Sydney
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Professor, Public Service Research, UNSW Sydney
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Director, The Peter Doherty Institute for Infection and Immunity, The University of Melbourne and Royal Melbourne Hospital and Consultant Physician, Department of Infectious Diseases, Alfred Hospital and Monash University, The Peter Doherty Institute for Infection and Immunity
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Professor of Public Health, University of Otago
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Professor of Public Health, University of Otago
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Professor and Deputy Vice-Chancellor: Research and Internationalisation, University of Johannesburg
