December 24, 2014

Use-Dependent Cortical Processing from Fingertips in Touchscreen Phone Users



Highlights
• Smartphone users have an enhanced thumb sensory representation in the brain
• The brain activity is proportional to use accumulated over the previous 10 days
• An episode of intense use is transiently imprinted on the sensory representation
• Sensory processing in the brain is adjusted on demand by touchscreen phone use