Diseases, Conditions, Syndromes

Why don't antibodies guarantee immunity?

With millions of COVID-19 cases reported across the globe, people are turning to antibody tests to find out whether they have been exposed to the coronavirus that causes the disease. But what are antibodies? Why are they ...

Diseases, Conditions, Syndromes

Loss of smell sense first sign of COVID-19

Medical experts in countries hit by COVID-19 are reporting the first tell-tale signs of the virus may be in an unexpected loss of smell.

Diseases, Conditions, Syndromes

Killer disease in Cambodia stumps experts

It's not bird flu or SARS, and nor does it appear to be contagious, but little more is known about a mysterious disease that has killed dozens of Cambodian children, some within 24 hours of being hospitalised.

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