A HEALTH worker collects a blood sample from a patient undergoing HIV testing as part of work requirements at the Social Hygiene Clinic in Project 7, Quezon City. The Department of Health has called for a national public health emergency following a report that HIV cases among young Filipinos have surged by 500 percent. — Photo by Analy Labor for DAILY TRIBUNEA HEALTH worker collects a blood sample from a patient undergoing HIV testing as part of work requirements at the Social Hygiene Clinic in Project 7, Quezon City. The Department of Health has called for a national public health emergency following a report that HIV cases among young Filipinos have surged by 500 percent. — Photo by Analy Labor for DAILY TRIBUNEA HEALTH worker collects a blood sample from a patient undergoing HIV testing as part of work requirements at the Social Hygiene Clinic in Project 7, Quezon City. The Department of Health has called for a national public health emergency following a report that HIV cases among young Filipinos have surged by 500 percent. — Photo by Analy Labor for DAILY TRIBUNE