We've done this topic to death !
But I thought this article was interesting....

First part cut & pasted here, full version on link...
--------------------

www.theage.com.au/national/victoria/power-balance-gets-a-wrist-slap-20101120-181z2.html

Power Balance gets a wrist slap
November 21, 2010
THE distributors of the popular Power Balance wristbands have been ordered to drop ''misleading'' claims that they improve flexibility, balance and strength.

The Therapeutic Goods Complaints Resolution Panel found there was no evidence that the wristbands used by sports stars including AFL players Brendan Fevola and Jack Riewoldt helped to improve performance.

The panel said the claims were false and misleading and breached the therapeutic goods advertising code. It demanded they be withdrawn and a retraction published on the Power Balance website by tomorrow week.

They must work! I was playing poker last night with two guys that had them on and they took all my money