Menurut WHO kesehatan masyarakat (Public Health) ,yaitu: Public health refers to all organized measures (whether public or private) to prevent disease, promote health, and prolong life among the population as a whole. Its activities aim to provide conditions in which people can be healthy and focus on entire populations, not on individual patients or diseases. Thus, public health is concerned with the total system and not only the eradication of a particular disease. (WHO : 2008). Sedangkan kesehatan lingkungan menurut WHO adalahEnvironmental health comprises of those aspects of human health, including quality of life, that are determined by physical, chemical, biological, social, and psychosocial factors in the environment. It also refers to the theory and practice of assessing, correcting, controlling, and preventing those factors in the environment that can potentially affect adversely the health of present and future generations. World Health Organization (WHO)
(draft definition developed at a WHO consultation in Sofia, Bulgaria, 1993)
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