i use this device and find it quite effective for sport, general well being and studying.
this is a french product. I guess you can find other articles about it in english
http://www.holiste.com
http://www.ncbi.nlm....pubmed/18482901
Posted 06 August 2012 - 11:55 AM
Posted 06 August 2012 - 12:30 PM
Posted 06 August 2012 - 01:46 PM
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