Dr Grant Hill Cawthorne

Jan 29, 2016, 02:02 AM

The World Health Organisation Director General, Margaret Chan, has declared the Zika virus is 'spreading explosively' through the Americas.

It's believed 3-4 million people will be infected in the Americas over the next year by the virus, that in some cases has been associated with a steep increase in the birth of babies with abnormally small heads.

Communicable Disease expert Dr Grant Hill-Cawthorne joined Gary Adshead on the 6PR Morning Program to tell us what is the Zika virus?