Founded in 1954, "the American College of Sports Medicine puts into practice its strategic efforts to advancing the health of all. As the largest sports medicine and exercise science organization in the world, ACSM has more than 20,000 International, National, and Regional Chapter members." See the "Research" category for grant information and the Health and Physical Activity Reference Database. The website also posts conference opportunities.

The American Psychiatric Association is a medical specialty society recognized world-wide. Its 37,000 U.S. and international member physicians work together to ensure humane care and effective treatment for all persons with mental disorder, including mental retardation and substance-related disorders. Includes Position Statement on the Insanity Defense.

"Based in Washington, D.C., the American Psychological Association (APA) is a scientific and professional organization that represents psychology in the United States. With 150,000 members, APA is the largest association of psychologists worldwide." See Division 47, Sport and Exercise Psychology and Division 38, Health Psychology.

"Founded in 1986, Division 47 represents the field of exercise and sport psychology; an interdisciplinary specialization that cuts across psychology and the sport sciences." The website features the Division newsletter and a "Resources" category with books, journals, websites, organizations, job and internship postings, and conference information.

"Founded in 1986, the Association for Applied Sport Psychology (AASP) promotes the ethical practice, science, and advocacy of sport and exercise psychology. AASP is an international, multidisciplinary, professional organization that offers certification to qualified professionals who practice sport, exercise, and health psychology." See the "Resource Center" for the AASP Ethics Code and related newsletter articles, bibliographies, and links to professional resources.

"The International Society of Sport Psychology (ISSP) is an organization devoted to promoting research, practice, and development in the discipline of sport psychology throughout the world. The ISSP is a multidisciplinary association of scholars whose research interests focus on some aspects of sport psychology."

"The North American Society for the Psychology of Sport and Physical Activity is a multidisciplinary association of scholars from the behavioral sciences and related professions." The "Resource Center" section links to the Human Kinetics journals search page, and other sections provide information on conferences, awards, and grants.

SHAPE America is the largest organization of professionals involved in school-based health, physical education and physical activity, who are dedicated to teaching and promoting active, healthy lifestyles.