This study aims To determine the prevalence And factors associated with disorders of skeletal muscle and farmer groups. District Inthapramun Pho District Ang Thong Sectional descriptive study using questionnaires and questionnaires Nordic Masculoskeletal Questionnaries (NMQ) to store data from a questionnaire consisting of 89 people. Personal information of the farmer. General characteristics of the farm. Information about the activity of farming. Information about muscle, the farmer. The statistical analysis of the relationship with Chi-Square.