One source of danger in workplace is heat stress. Heat stress can cause changes in the cardiovascular system. The workload of heart will increase to regulated body temperature when body temperature rises due to exposure to heat stress. The objectives of this study were to find out the differences of blood presure to heat stress on workers of industrial Company Yogyakarta. This study uses observ…
Abstract. Liquid Crystal Display (LCD) Projector is one of the learningfacilities used by the lecturers in the classroom teaching at the Polytechnics of Health of Denpasar. The study aim is to find out the ergonomic impact of the use of LCD projector to decrease eye tiredness and increase the learning concentration of students at Department of Environmental Health of the Polytechnics of Health …