Musculoskeletal Injuries which Masapan Craftsmen are Exposed Alexis Suárez del Villar 1,3 , Ana Àlvarez 1,3 , Mireya Zapata 1,2 1 Facultad de Ingeniería y Tecnologías de la Información y la Comunicación Universidad Tecnològica Indoamèrica, Machala y Sabanilla, Quito - Ecuador 2 Centro de Mecatrònica y Sistemas Interactivos – MIST Universidad Tecnològica Indoamèrica, Machala y Sabanilla, Quito - Ecuador 3 Grupo de investigación en Sistemas Industriales,Software y Automatización-SISAu Universidad Tecnològica Indoamèrica, Machala y Sabanilla, Quito - Ecuador ABSTRACT The results of repetitive and prolonged trauma are reflected in most musculoskeletal injuries, which are pathologies that can be articular, due to the maintenance of forced postures or the excessive use of the affected joint. These injuries, regardless of the classification, affect the intervertebral ligaments or discs, tendons, bones and muscles. The present research was carried out on masapan craftsmen in Calderón parish, Ecuador, which is characterized by manufacturing decorative figures that have Applied Human Factors and Ergonomics International Human Systems Engineering and Design (IHSED 2021) https://openaccess.cms-conferences.org/#/publications/book/978-1-7923-8987-0