(Thanks to NoCamels.com) Tel Aviv-based startup Seraphim Sense is behind the Angel monitor, a biofeedback wristband that senses motion, acceleration, skin temperature, blood oxygen saturation and heart rate. The health band is synced to your smartphone and computer to display results.
http://nocamels.com/2013/10/seraphim-sense-creates-guardian-angel-wristband-to-monitor-health/