… residents to use insect repelant and limit their time outdoors — as well as by sending mosquito eradication teams house to house to treat places where aedes aegypti mosquito that carries the virus might breed. The health ministry said it was sending truckloads of larvicide — enough to treat 3,560 Olympic-sized swimming pools — to northeastern and southeastern states that have been most affected and that it would add 266,000 new community health agents to make the house calls.
In Rio de Janeiro, the host city for the 2016 Olympics, officials said they have already made more than 9 million house visits to eradicate the stagnant pools used as a breeding ground for mosquitoes and are monitoring 391 pregnant women who are suspected of having Zika infections.