THE DEFINITIVE GUIDE TO FREQUêNCIA 396 HZ PARA QUE SERVE

The rediscovery of The traditional solfeggio frequencies set in motion a journey of exploration into the field of sound therapy. While in the eighties, biochemist Dr. Glen Reins done more exploration on sound frequencies, on the lookout in to the influence of sound waves to the human system.Recognized for enhancing alertness and concentration, 1000