A "mood sweater" has been developed that can "read" human emotions and translate those emotion into colors on the LED light collar. Developed by San Francisco-based design firm Sensoree, the Mood Sweater incorporates lie-detector thchnology and used colored lights to display the wearer's emotions: teal is tranquil, relaxed is bule, magenta means fuffled or excited, red singnals nervous or in love, and light yellow mes the wearer is ecstatic.

Written by Dora Men