Pupil dilation provides a physiological readout of information gain during the brain's internal process of belief updating in the context of associative learning.

Researchers from the University of California have found a low-cost, non-invasive method to aid in diagnosing Alzheimer’s Disease (AD) before cognitive decline begins. Given that AD begins to alter ...

Researchers at the University of California (UC) San Diego School of Medicine say that with further developments measuring how quickly a person’s pupil dilates while they are taking cognitive tests ...

Scientists from the University of California San Diego School of Medicine are suggesting Alzheimer’s disease may be detected years before symptoms appear by examining pupil dilation. The new study ...

New research suggests that two simple, quantifiable measures -- spontaneous fluctuations in pupil dilation or heart rate -- could enable earlier diagnosis of Rett syndrome and possibly other disorders ...

Autism and other neurodevelopmental disorders often aren't diagnosed until a child is a few years of age, when behavioral interventions and speech/occupational therapy become less effective. But new ...

Medically reviewed by Johnstone M. Kim, MD Key Takeaways The pupil controls how much light enters the eye, allowing for clear ...

Autism and other neurodevelopmental disorders often aren't diagnosed until a child is a few years of age, when behavioral interventions and speech/occupational therapy become less effective. But new ...