What are the most reliable rapid antigen tests? A new study has analysed 26 RATs from Australia and Canada, finding only six could effectively detect the lowest concentrations of COVID-19.
New strain emerges from world’s longest case of COVID-19 The treatment-resistant variant mutated after infecting a heavily immunosuppressed man for 613 days but was not passed on to the community.
Study shows long COVID symptoms resolve for most But research is needed to understand what can be done for the one in three people with ongoing symptoms after two years.
How COVID-19 leaves its mark on the brain Mounting research shows the disease can lead to an array of problems, including significant drops in IQ scores, writes Dr Ziyad Al-Aly.
Why the emergence of JN.1 is significant The new COVID variant is an evolutionary ‘step change’ in the pandemic, according to Australian researchers.
How long does immunity last after a COVID infection? Dr Lara Herrero and Wesley Freppel assess the latest evidence, including the impact vaccination and emerging variants can have.
SARS-CoV-2 found on 45% of phones: Study A systematic review suggests almost one in two mobile phones in hospitals harbour SARS-CoV-2, with authors calling for better infection control.
Will COVID nasal sprays soon help prevent and treat infection? Virology and infectious diseases expert Dr Lara Herrero looks at the latest science surrounding a potential new treatment.
Study identifies link between COVID-19 and Parkinson’s Researchers say the virus aggravates brain cells similar to neurodegenerative conditions, flagging potential future risk, but also treatments.
What to expect from a third Omicron wave in Australia Subvariants BA.4 and BA.5, described as ‘masters at evading immunity’, will dominate the next phase of COVID-19.