Status of the 1990 physical fitness and exercise objectives.
D000293:Adolescent; D000328:Adult; D000368:Aged; D002648:Child; D006291:Health Policy; D006801:Humans; D008875:Middle Aged; D009786:Occupational Health Services / Q000639:trends; D010806:Physical Education and Training / Q000639:trends*; D010809:Physical Fitness; D014481:United States; D014492:United States Public Health Service