Motivation for sports participation in the community.
D000293:Adolescent; D000328:Adult; D005260:Female; D006306:Health Surveys; D006801:Humans; D008297:Male; D008875:Middle Aged; D009042:Motivation; D009524:Newspapers as Topic; D010806:Physical Education and Training; D011634:Public Health; D013177:Sports; D014481:United States