Some interventions to ensure the health of seafarer crew members + Intervention measures: health promotion education for crew members working on ocean-going ships including the following contents: education to improve knowledge and understanding about diseases such as hypertension, metabolic disorders (diabetes) diabetes, dyslipidemia, metabolic syndrome...), mental disorders in seafarers, so that it can change attitudes, behaviors, lifestyles and activities of seafarers, contributing to reduces the incidence of disease.