ch. 1. History of physical activity contributions to public health / Amanda E. Paluch. [et al.] -- ch. 2. Physiological adaptations to moderate-intensity aerobic exercise / Arthur S. Leon and Scott Brown -- ch. 3. The unique influence of sedentary behavior on health / Genevieve N. Healy -- ch. 4. Physical activity in chronic disease prevention / Jared P. Reis and Bethany Barone Gibbs -- ch. 5. Physical activity and injury prevention / Kenneth E. Powell -- ch. 6. Physical activity in treatment of chronic conditions / J. Larry Durstine, Keith Burns, and Ryan Cheek -- ch. 7. Physical activity in growth and development / Fatima Baptista and Kathleen F. Janz -- ch. 8. Physical activity and healthy adulthood / Kelley K. Pettee Gabriel and Jennifer L. Gay -- ch. 9. Physical activity and healthy aging / David M. Buchner -- ch. 10. Physical activity and obesity / Catrine Tudor-Locke -- ch. 11. Physical activity measurement / Stephen D. Herrmann -- ch. 12. National guidelines for physical activity / Richard P. Troiano and David M. Buchner -- ch. 13. Surveillance of physical activity / Janet E. Fulton and Susan A. Carlson -- ch. 14. Physical activity promotion in underserved communities / Deborah Parra-Medina and Zenong Yin -- ch. 15. Built environmental supports for walking / Paula Hooper. [et al.] -- ch. 16. Physical activity promotion in worksites / Joan Dorn and Cassandra Hoebbel -- ch. 17. Promotion of physical activity in schools / Dianne Stanton Ward and Christopher Ford -- ch. 18. Policy for physical activity promotion / Kelly R. Evenson and Semra A. Aytur.