The Happy Ring’s EDA sensor tracks mental health instead of fitness - The Verge

Startup Happy Health is working on a smart “mood” ring that uses a proprietary electrodermal activity sensor to detect a user’s mental state.

The Happy Ring uses an EDA sensor to help determine your mental state The Happy Ring wants to differentiate itself as a mood ring to help track your mental health. Image: Happy Health Startup Happ… [+5161 chars]

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