The World Health Organization (WHO) is the coordinating authority for health within the United Nations system. It is responsible for providing leadership on global health matters, shaping the health research agenda, setting norms and standards, articulating evidence-based policy options, providing technical support to countries and monitoring and assessing health trends.
More than 8,500 people in 147 countries work for the WHO. The World Health Assembly, composed of representatives from all member countries, is the top decision making body of the WHO. Every May, they approve the organization’s budget and its main priorities and research for the year.