If at that date, no formal scientific study has proved the effect of the bracelet, the manufacturers have not hesitated to circulate videos of tests meant to prove the effectiveness of their "technology". Simple balance exercises are practiced. And each time, the conclusion is obvious: with the bracelet, guinea pigs are more resistant. Guillaume Barucq, there is a simple explanation: "It's childish. When trying this exercise twice, the muscles are more prepared the second attempt and we do it better. Add to that the placebo effect, which, even for conventional drugs, contributes to at least 30% of the power balance wristband effect ... "
Guillaume Barucq, the problem of these power balance bracelet do not lie in their effects - real or imagined - but in how they are sold. "I do not deny that there may be an effect," says he, "but what shocks me is that we can sell this product by claiming that it has beneficial effects, without it has been approved by any scientist. I've seen people think that it could help cure Parkinson's disease "should not mix everything ..." Jean-Pierre Mondenard: "Their strength lies in the media," he slice.
Manufacturer EFX side, we do not deny the lack of scientific evidence: "Studies will be made. But it is a very new power balance band technology and would take years, then ...", says one. Amazing defense when, on most sites that sell the bracelet, the principle is rightly described as "old" or even "old as the world, appeared in ancient Egypt," the site KeepKontrol.
