EAYH Lecture 1 Aug 30 - Lecture 1 8/30/11 Environment and...

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Lecture 1 8/30/11 Environment and Your Health Professor Michael A Trush (primary lecturer). TAs: Jessica Brandt and Jackie Ferguson EAYH2011@jhsph.edu Office Hours: Tuesdays 2:30-4 at PH Office. Can schedule another time if needed. 4 topic areas in course: 1. Environmental Health as a Component of Public Health 2. Toxicological Aspects of Environmental Health 3. Environmental Health Vectors and Selected Environmental Health Agents 4. Current Issues in Environmental Health 2 exams + 1 final Grading is based on total # of points possible. Has curved in the past. More A's than C's and D's combined. 1 st assignment will be based on choosing one of the course objectives to focus on. Announcements: PH Graduate School Info Session 9/16 1-2 p.m. Harvard, Columbia, Yale, and Bloomberg School of Public Health representatives will be there. PHS Cookout 8/31 3-5 p.m. 3505 N. Charles St. Lunch with Dr. Burge Pathogen researcher at CDC. 9/13 2-3 p.m. JHU and Bloomberg alumnus Human health and the fate of the natural world are inseparable. What we do to the environment, the environment is going to do back to us. Environmental Health is a CORE DISCIPLINE of Public Health As defined by World Health Organization (WHO), environmental health comprises those aspects of human health that are determined by physical , chemical , biological , social , and psychosocial factors in our environment. Emergence of Major Categories of Population Health Hazards During Human Cultural Evolution Now 7 Billion of us on the plant We've always had: combat vector-borne infections periodic famine After the advent of towns and cities contagious (crowd) diseases nutritional deficiencies After industrial revolution industrial toxicants problems with how we dispose of them
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After modern affluence overnutrition (obesity epidemic one of – if not the – biggest PH problems of today) Potential of global ecological disruptions Traditional Hazards disease vectors infectious agents inadequate housing and shelter poor-quality driking water and sanitation indoor air pollution from cooking dietary deficiencies hazards of child birth wildlife and domestic animals injury hazards in agriculture Modern Hazards tobacco smoking transport hazards pollution from sewage and industry outdoor air pollution from industry and motorcars overuse or misuse of chemicals industrial machinery unbalanced diet How do we intervene and prevent? PUBLIC HEALTH (vs. medicine. .. curing the sick, fixing problems) Epidemiological Transition in the U.S. Major infectious conditions have decreased since 1920s in other parts of world, infectious diseases still a major problem, but added dual problem of new chronic diseases cause by human activities 3 major chronic conditions have increased dramatically (heart disease, cancer, stroke) other examples: degenerative diseases, neuro-psychiatric conditions, and injuries
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EAYH Lecture 1 Aug 30 - Lecture 1 8/30/11 Environment and...

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