Economics of the fitness industries. The Canadian scene since 1966.
D000293:Adolescent; D000328:Adult; D000367:Age Factors; D002170:Canada; D002318:Cardiovascular Diseases / Q000517:prevention & control; D003132:Commerce; D003362:Cost-Benefit Analysis; D004467:Economics; D004864:Equipment and Supplies; D006801:Humans; D007182:Income; D008875:Middle Aged; D010809:Physical Fitness; D011998:Recreation