Project Tacit: Sonar For The Blind. Tacit is a hand-mounted device to let the blind remotely feel the world around them. Much more information including the details to make one are available at http://grathio.com/tacit
Moodmetric Ring - "Measures the autonomous nervous system signals that can be used to understand emotional reactions and improve quality of life." Measures skin electrodermal activity (EDA), generated by sweat glands.
Feel the Time: The design of the ‘Feel the Time’ watch is so brilliantly simple, it’s amazing that it’s not already commercially available. The minimalist black face features two separate discs, each with one tiny nub – one that signifies the hour, and one for the minute. A break in the outer circle at the 12 o’clock mark acts as a guide to get an accurate reading.
Recover, from Proteus. "Intended for use by athletes for surveillance of physiologic information." Patch to monitor heart rate, heart rate variability, respiration rate, skin temperature, activity, body posture, sleep, energy expended (kcals). Provides "recover score." See http://www.proteus.com/technology/proteus-recover-for-elite-athletes/