• Honorary Professor Faculty of Health and Medical Science, Univeristy of Sydney; Senior Researcher Sydney Institue for Infectious Disease, University of Sydney., University of Sydney
The link between Zika and microcephaly is not proven, but the incidence of both have greatly increased in the same areas. Percio Campos/Flickr

Explainer: what is microcephaly and what is its relationship to Zika virus?

Despite high rates of infection, the Zika outbreak would not have been particularly alarming had it not been for the sudden and – apparently associated – increase in the numbers of infants born with microcephaly.
Recommended antibiotic courses are often arbitrary. Katy/Flickr

No, you don’t have to finish all your antibiotics

Advice that you have to finish the whole course of antibiotics reflects long-standing convention or the drug manufacturer’s decision during an initial trial, rather than scientific evidence.
Fears surrounding the spraying of disinfectant and quarantine measures have led to protests and riots in Sierra Leone, Liberia, and Guinea. AHMED JALLANZO/EPA

Don’t panic about Ebola’s spread, here’s what we can do instead

News that a 25-year-old Gold Coast man is being quarantined in hospital after returning from the Democratic Republic of Congo two days ago is no reason to panic. If anything, the incident highlights the…
A Liberian nurse disinfects a looted mattress taken from an elementary school that was used as an Ebola isolation unit in West Point, Monrovia, Liberia. AHMED JALLANZO/EPA

Epidemic ethics: four lessons from the current Ebola outbreak

The extent of the current Ebola virus outbreak in West Africa has belatedly focused the attention of non-governmental organisations, local and Western governments, and international media. What we haven’t…
A new oral drug could help reduce the spread of measles. Destinys Agent/Flickr

Scientists hold hope for new measles drug

A new oral antiviral drug may be a future tool in the global fight against measles, according to a new international study. The research, published today in the journal Science Translational Medicine…
Measles is one of the few infectious diseases for which elimination is possible. USACE Europe District/flickr

A persistent spot of bother – why vaccinations haven’t stopped measles

Despite high vaccination rates, Australia and other developed countries periodically have small outbreaks of measles, as seen in the recent scares in Victoria and New South Wales. Until about 40 years…

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