One Health Investigations of Outbreaks and Spillover Events

One Health is the concept that human, animal and environmental health are interconnected. Outbreaks of zoonoses, vector-borne diseases, or those related to contamination of the environment are best investigated using a multi-disciplinary One Health approach. Outbreaks of emerging zoonotic infectious diseases where infections in multiple species – from humans, to livestock, to wildlife – may only be well understood if a One Health approach is used. Investigations of spillover events – where a human or new animal species has been infected by a virus, bacteria, or parasite – also require a One …