Whose business is fitness?
Parrot
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D000329:Advertising; D003132:Commerce; D003256:Community Participation; D015444:Exercise; D006279:Health Maintenance Organizations / Q000458:organization & administration; D006293:Health Promotion / Q000706:statistics & numerical data*; D006739:Hospital Administration; D006801:Humans; D008389:Marketing of Health Services / Q000706:statistics & numerical data*; D010809:Physical Fitness; D011315:Preventive Medicine / Q000458:organization & administration; D014481:United States