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 ...

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 ...

The FDA has approved phentolamine ophthalmic solution (Ryzumvi) 0.75% for treatment-induced mydriasis, Viatris and Ocuphire Pharma announced. The approval stipulates use of the eye drops to manage ...

Pupil dilation may signal deception. The autonomic nervous system regulates pupil size. Pupil dilation normally indicates an increase in cognitive demand. Liars usually experience an increase in ...

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 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 ...

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 ...