The GSR 2, home biofeedback device precisely monitors your stress levels by translating tiny tension-related changes in skin pores into a rising or falling tone.By resting two fingers on the sensing plates you learn to lower the pitch and your stress level.
Cordless finger-rest sensor - with built-in-tonal feedback - automatically measures Galvanic Skin Resistance (GSR).
Found out what Prevention Magazine thought of the GSR 2

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