Three to four million humans might be infected with zika virus in the americas this yr, the sector fitness corporation (who) predicts.
Maximum will not increase signs and symptoms, but the virus, spread by using mosquitoes, has been related to mind defects in toddlers.
Meanwhile, the us says it hopes to begin human vaccine trials with the aid of the cease of 2016.
The top of the worldwide olympic committee says steps are being taken to protect the video games in rio de janeiro.
Thomas bach stated the ioc would issue recommendation this week on how to keep athletes and visitors secure in brazil, the worst affected u . S ..
Who director trendy dr margaret chan said zika had long gone "from a moderate threat to certainly one of alarming proportions".
She has set up a zika "emergency crew" after the "explosive" unfold of the virus.
It's going to meet on monday to determine whether or not zika ought to be dealt with as a international emergency.
The remaining time an worldwide emergency was declared turned into for the ebola outbreak in west africa, which has killed greater than eleven,000 people.
Zika: what you want to understand
Zika turned into first detected in uganda in 1947, but has in no way triggered a virus on this scale.
Brazil reported the first instances of zika in south the us in may also 2015.
Most instances result in no signs and it is hard to check for, but who officers said among 500,000 and 1.Five million humans had been inflamed in the country.
The virus has because unfold to greater than 20 countries in the region.