Measles Essentials for Disease Intervention Professionals is a self-paced, eLearning course designed for Disease Intervention (DI) Professionals and public health staff involved in measles response activities. Participants will learn how measles spreads, recognize key signs and symptoms, assess exposure and immunity, identify the infectious period, and apply appropriate public health actions during case investigations and contact follow-up. Through practical examples and real-world scenarios, learners will build the foundational knowledge needed to support rapid, effective measles response efforts.