Raina MacIntyre

A video still of someone singing showing the droplets expelled into the air

A new study raises questions about the risks of infection for people singing in groups, especially in poorly ventilated rooms.

Woman wearing a face mask walks over a pedestrian crossing in quiet CBD street

UNSW Sydney experts explain the epidemiology definitions you should know before tuning in to another COVID-19 press update – and the ones Australia needs to work on. 

No turning back

It has been described as a once-in-a-century pandemic, but COVID-19 will cause a permanent shift in the way the world operates at the social, political and economic level.

Two people sitting on a bench, social distancing and wearing masks

A UNSW biosecurity expert has featured in a commentary piece in prestigious journal The Lancet, analysing important new WHO-commissioned research.

Healthcare workers

Current advice for COVID-19 health workers is based on the assumption that droplets bearing the virus travel no further than 2 metres and do not remain in the air. The body of published evidence suggests otherwise.

healthcare workers in masks

Biosecurity expert Raina MacIntyre says healthcare workers are concerned about dwindling supplies of personal protective equipment, and need to be aware of existing evidence to make an informed choice.

wearing a face mask

The use of face masks is becoming more common, but do they really protect against coronavirus?

people wearing facemasks

There's no evidence you can spread the novel coronavirus before showing symptoms, but one study suggests it's possible for children and young people to be infectious without ever having symptoms.

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A major review by UNSW researchers has identified strong evidence that a virus called Enterovirus D68 is the cause of a mystery polio-like illness that has paralysed children in the US, Canada and Europe.

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Antimicrobial resistance is sometimes called an "epidemic" and some experts predict it will cause 10 million deaths by 2050, but new research puts it into perspective.

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