What Is a Pandemic and How Do We Control It?

As the Zika virus continues to spread, the WHO is taking to action to try to contain it. But how do countries control a pandemic like Zika?

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The WHO just declared a public health emergency related to Zika virus (vox.com)
"Zika, a virus that barely bothered humans until last year, has been moving. "

Zika virus could become 'explosive pandemic' (bbc.com)
"US scientists have urged the World Health Organisation to take urgent action over the Zika virus, which they say has "explosive pandemic potential"."

What The Ebola Crisis Can Teach Us About Responding To The Zika Outbreak (huffingtonpost.com)
"The World Health Organization was widely criticized for delays and mismanagement in its response to the Ebola crisis that ravaged three West African countries in 2014."

Public health emergencies: a brief history (news.yahoo.com)
"By declaring a surge of microcephaly cases in Latin America to be a "public health emergency of international concern", the World Health Organization has sought to boost research into a little-understood condition."