As public health concerns and controversies have continued to evolve, the new Third Edition of this best-selling text offers new and updated discussions of current topics, recent events, and the most up-to-date data to illustrate the key issues that affect the public s health. Key Features: The author uses a reader-friendly, narrative style making the text engaging and accessible to a broad range of students. The text illustrates the multidisciplinary nature of public health and the complex ethical and political issues central to it. It includes discussions of epidemiological investigation, biomedical research, environmental assessment, analyses of individual and group behavior, massive data collection efforts, and policy developments. New to the Third Edition: New or expanded sections covering Pandemic Flu, Response to Hurricane Katrina, FDA Regulation of Tobacco, Promoting Physical Activity Poisoning (now the #2 cause of injury death), Nonfatal Traumatic Brain Injuries, National Children s Study, Coal Ash and other unregulated waste from power plants, Medical errors, and Information Technology. New information/discussion on: H1N1 swine flu; Conflicts of interest in drug trials; Problems in planning for the 2010 census; Genomic medicine; Cell phones/texting while driving; National birth defects prevention study; The new HPV vaccine controversy; Lead paint in toys imported from china; Bisphenol A (BPA) and phthalates; The recent Salmonella outbreak in Peanut Butter; Contaminated drug imports from China; Managed care efforts to control medical costs; Evaluation of Healthy People 2010 and planning for Healthy People 2020. New examples including: Andrew Speaker/Extremely Drug Resistant (XDR) Tuberculosis; Football players and increased risk for dementia later in life.