UW iSchool researcher David Levy says too much time in front of digital devices could lead to "popcorn brain," which he describes as the mind being so hooked on electronic multitasking that the slower-paced life offline holds no interest. Other studies note the onset of Computer Vision Syndrome (CVS) with symptoms including eye strain, headaches, blurred vision, and neck and shoulder pain. To learn more, read this article in the Manassas Patch.