Introduction Measles is one of the most contagious viral diseases in the world, caused by the measles virus from the Paramyxoviridae family. Despite the availability of a safe and effective vaccine, measles continues to cause outbreaks in both developing and developed countries. These outbreaks often result in severe illness, preventable deaths, and significant strain on healthcare systems. Understanding the causes of measles outbreaks and their global impact is critical to strengthening public health measures and preventing future epidemics. Causes of Measles Outbreaks 1. Declining Vaccination Coverage 2. International Travel and Importation of Cases 3. Weak Healthcare Infrastructure 4. Crowded Living…