Skin in the game: Transformative approach uses the human body to recharge smartwatches

IMAGE: Sunghoon Ivan Lee demonstrates how the wearable device is charged through his left forearm’s contact with the power transmitter below the keyboard. view more  Credit: UMass Amherst As smart watches are increasingly able to monitor the vital signs of health, including what’s going on when we sleep, a problem has emerged: those wearable, wireless devices…