‘Eye-catching’ smartphone app could make it easy to screen for neurological disease at home

Researchers have developed a smartphone app that could allow people to screen for Alzheimer’s disease, ADHD and other neurological diseases and disorders — by recording closeups of their eye. The app uses a smartphone’s built-in near-infrared camera and selfie camera to track how a person’s pupil changes in size. These pupil measurements could be used to assess a person’s cognitive condition.

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