Epidemiology:The study of the distribution and determinants of health-related states or events in specified populations, and the application of this study to control health problems.
Neglected Tropical Diseases (NTDs): A diverse group of communicable diseases that prevail in tropical and subtropical conditions in 149 countries, affecting more than 1 billion people and costing developing economies billions of dollars every year.
Social Determinants of Health: The conditions in which people are born, grow, live, work and age, including the health system. These circumstances are shaped by the distribution of money, power, and resources at global, national, and local levels.