title: Why and how to improve physical activity promotion: lessons from behavioral science and related fields.
abstract: This commentary highlights the importance of regular physical activity to the nation's health and discusses some of the major challenges and opportunities currently facing the field.
authors.affiliation: Stanford Prevention Research Center, Stanford University School of Medicine, USA. king@stanford.edu
authors.forename: Abby C
authors.initials: AC
authors.lastname: King
authors.forename: James F
authors.initials: JF
authors.lastname: Sallis
mesh_terms: D001525:Behavioral Sciences; D015444:Exercise; D015438:Health Behavior; D006293:Health Promotion; D006801:Humans; D009043:Motor Activity; D011315:Preventive Medicine; D011634:Public Health; D012307:Risk Factors; D040241:Social Marketing; D014481:United States