Introduction to public health, public health agencies, and the APHA / Rand Baird and Mitchell Haas -- Basic concepts in public health / Marion Willard Evans Jr. -- Public health research methods / Eric L. Hurwitz -- Environmental health / Gyan P. Khare -- Food and nutrition / Susan St. Claire -- Care for work-related musculoskeletal disorders : implications for public health / Robert D. Mootz -- Unintentional and intentional injuries / Michael Freeman and Michael T. Haneline -- Infectious disease / Jonathon Todd Egan -- Prevention of chronic diseases / Jerrilyn Cambron and Sylvia E. Furner -- Physical fitness / Meridel I. Gatterman and Ron Kirk -- The public health impact of musculoskeletal conditions / Marion Willard Evans Jr. -- Tobacco, alcohol, and drug abuse / Samir Ayad and H. Garrett Thompson -- Pediatrics in public health / Neil J. Davies -- Aging, public health, and chiropractic / Lisa Zaynab Killinger and Paul E. Dougherty -- Population health / Claire Johnson and Bart Green -- Principles of health care systems with considerations for chiropractic / Monica Smith -- Public health : a personal responsibility? / Jennifer R. Jamison -- Integration of chiropractic into the public health system in the new millennium / Cheryl Haw