FDA-Authorized Devices for ADHD, Tremor, Stroke & Sleep Apnea

FDA-Authorized Devices for ADHD, Tremor, Stroke & Sleep Apnea

Four medical breakthroughs. One overlooked lesson: a signal becomes useful when it reaches the right target in the right form and context. A forehead patch, a wrist-worn stimulator, a surgically implanted vagus-nerve system and a breath-sensing upper-airway implant...