Clinical Research Directory

Inclusion Criteria: * Current regular employees working at the study site. * Adults aged 19 years or older who understand the study purpose and procedures and voluntarily agree to participate in writing. * Participants capable of reading, understanding, and self-responding to the questionnaire. * Individuals with musculoskeletal symptoms according to NIOSH standards: symptoms lasting more than one week OR recurring at least once a month in the past 12 months (symptoms include pain, aching, stiffness, burning sensation, tingling, or numbness). Exclusion Criteria: * Individuals with cognitive or mental impairments that make it difficult to understand the study or complete the survey. * Individuals suspected of having a medical emergency or severe disease requiring immediate medical attention. * Individuals deemed unsuitable for participation by the researcher.