Many health departments unprepared for sharp rise in vector-borne diseases

摘要

The number of illnesses caused by the bite of infected mosquitoes, ticks and fleas has more than tripled in the UnitedStates, and the country is not fully prepared to handle the increased burden, CDC officials said.According to data from a new CDC Vital Signs report, more than 640,000 cases of vector-borne illnesses like Zika,West Nile virus and Lyme disease were reported to the National Notifiable Disease Surveillance System (NNDSS) bystate health departments from 2004 through 2016.