People perform the "mosquito dance" to mark the World Health Day at the Philippine Department of Health (DOH) in Manila, the Philippines, April 7, 2014. The DOH unveiled its "mosquito dance" in an effort to renew focus on mosquito-control to prevent the spread of dengue, malaria and other vector-borne diseases and as a response to the World Health Organization's call to control the spread of mosquito-borne diseases. (Xinhua/Rouelle Umali)