The ZENTA wrist-wearable tracks your mental health, not just physical

Physical wellbeing has been the focus of most wearables to date. At the same time some startups are appearing which try to track mental states. But these are usually head bands which make you like an updated 21st Century Hippie. The new ZENTA wrist-wearable takes a different approach. Created by VINAYA, a London-based technology design house, the Zenta goes down this mental wellness path.