1. Issues of public health, infectious diseases and bioterrorism The role of public health in the prevention of infectious diseases

2. 1.Safe water-US water is purified through settling, filtration, and chlorination –Public health officials would be most concerned with the safety of the water supply following a hurricane.*** Why?? –Public health measures to keep our water supply safe would be settling, filtration and chlorination.***

3. Safe Water Many gastrointestinal diseases (cholera and typhoid fever) are transmitted via water. Water in US used for washing, drinking and preparing food is purified before it goes into a home When a breakdown in a purification system occurs, drinking water may not be safe

4. 2. Sewage treatment and disposal is mandated by US government*** 3. Food safety-US has many standards, inspection plans and regulations dealing food preparation, handling, and distribution 4. Animal control programs-Domestic herds are inspected, rabid animals are destroyed, rat control programs in place in urban areas

5. 5. Vaccination programs mandate that children be vaccinated prior to school- –The reason public health vaccination programs work is because a pathogen cannot reproduce itself enough to maintain disease in the population.*** 6. Pesticides help to block vector-borne disease – those carried by mosquitoes

6. Public health organizations enforce regulation, provide public health services 1. National Institutes of Health (NIH)- supports health-related research 2. Centers for Disease Control (CDC)- investigates disease outbreaks, publishes reports, sponsors education/ research, reference labs

7. Continued… 3. Food and Drug Administration (FDA)-monitors safety of food, medicines and other products 4. World Health Organization (WHO)-provides international surveillance and control of disease –If a new disease is reported in Japan, Australia, and the United States, WHO will provide global surveillance of the disease.***

8. Benefits of public health research 1. New research techniques-rapid identification 2. HIV protease inhibitors ( Protease inhibitors are a class of drugs used to treat or prevent infection by viruses, including HIV and Hepatitis C) 3. Vaccine research 4. Identification of better preventative measures

9. Question for Wednesday Which agencies are branches of the United States Public Health Service? A. WHO, CDC, USPS B. USPS, NIH, WHO C. FDA, NIH, CDC D. USPS, FDA, NIH