Zika Virus: What We Know (And What We Don't)

The video discusses the Zika virus, its origins, and its potential impact on public health. Initially considered harmless, Zika is now linked to serious birth defects like microcephaly. The virus is spread by Aedes mosquitoes and has caused outbreaks in various regions, notably Brazil. With no vaccine available, prevention focuses on avoiding mosquito bites. Researchers are investigating the virus's effects and potential mutations, especially with global events like the Olympics posing a risk for further spread.

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