Fitness: the kings of low cost | M6 | 66 minutes

Former porn actors and bodybuilding fanatics, Tony and Romaric have moved into a sector that is booming: low cost gyms. With subscriptions just one third of the cost of the classic clubs, the formula is enjoying an enormous success: in just two years they have opened 70 gyms in France. But what service can you expect with such low rates? Do subscribers get real gym instructors? How good are the exercise machines? An investigation into this new trend.