Biofeedback equipment for stress relief and relaxation.
"In this short video you will learn how biofeedback games work.
Instant relaxation is a breathing exercise.
The next Energy Booster game shows how to concentrate on one thought. Crystal Clear game shows how to clear your thoughts. The Bonus Mental Magic game is the most difficult for advanced players and will teach you how to stay concentrated in a flow state. http://thebiofeedback.com/biofeedbackstone