500 million at risk of contracting Zika in Americas
About 500 million people in the Americas are at risk of being infected by the Zika virus, which can cause birth defects such as microcephaly, a senior official from the Pan American Health Organisation (PAHO) said.
May 04, 2016, 15:32 PM ISTFactbox - Why the Zika virus is causing alarm
Global health officials are racing to better understand the Zika virus behind a major outbreak that began in Brazil last year and has spread to many countries in the Americas.
Apr 20, 2016, 04:15 AM ISTWhy the Zika virus is causing alarm
The race is on to develop a Zika vaccine.
Feb 06, 2016, 03:27 AM IST