Case Study from the year 2021 in the subject Health - Public Health, Mount Kenya University (Save the children International Rwanda), course: Monitoring and Evaluation, language: English, abstract: The study focuses on the roles of cellular phone "Rapid SMS" used by CHWs in reducing maternal and infant mortality in Rwanda and if the reduction of maternal and infant mortality is due to the cellular phones “SMS” used by CHWs in Rwanda. The Rwandan CHWs are an important component of health services; they are the strength of the health system and avoid the population to take long walks to the nearest health centers. The CHWs are used in preventing of maternal infant deaths by using the rapid SMS. As methodology the study used analytical, synthetic, statistical, comparative and historical methods. As techniques, the interview, questionnaire and documentation techniques were used.