Why is Zika a public health emergency? BBC News

The World Health Organization is holding an emergency meeting in Geneva today to decide whether to declare the Zika outbreak an international public health emergency. Global Health Correspondent Tulip Mazumdar looks at what a declaration of a public health emergency would actually mean.

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Medical tourism: Americans traveling for cheaper health care

The rising cost of health care is causing some Americans to find cheaper options abroad. CBS News travel editor Peter Greenberg reports on one of the fastest-growing sectors in the travel industry – medical tourism.