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pupil dilation

Featured Neuroscience Visual Neuroscience

·September 30, 2022·5 min read

Pupil Dilation: A Window to Perception

Study reveals how changes in pupil size affect the way we perceive our surroundings.

Featured Neuroscience Visual Neuroscience

·October 21, 2021·7 min read

People’s Eyes Reveal That Clichés Are Underrated

Eye-tracking reveals the brain pays more attention to conventional metaphors than it does to similar alternatives.

Featured Neuroscience Psychology Visual Neuroscience

·July 30, 2021·1 min read

Pupils Mirror Perception of Social Interaction

Perception of social interactions unfolds through pupil dilation. The findings shed light on the visual system's role in sensitivity to social interactions.

Featured Neuroscience Neuroscience Videos Open Neuroscience Articles Psychology Visual Neuroscience

·March 6, 2021·4 min read

Larger Pupils? You Might Just Have Gained Someone’s Trust

Autonomic mimicry in human social interactions is significant, a new study reports. Researchers found in computer facial simulations where the pupils were dilated, test subjects trusted the simulated face more and mimicked the pupillary response.

Featured Genetics Neurology Neuroscience

·September 15, 2019·3 min read

How the eyes might be windows to the risk of Alzheimer’s disease

Adults with mild cognitive impairment (MCI), a precursor to Alzheimer's disease, have greater pupil dilation when taking cognitive tests than their cognitively normal peers. Task-evoked pupillary response may be a cost-effective, and low invasive screening test for those at genetic risk for Alzheimer's before the symptoms of the disease take hold.

Autism Featured Neuroscience Open Neuroscience Articles

·July 24, 2019·5 min read

Pupil dilation and heart rate, analyzed by AI, may help spot autism early

A machine learning algorithm can accurately detect abnormalities in pupil dilation, which are predictive of ASD, in mouse models. The AI can also detect if a female has Rett syndrome with 80% accuracy. The system could be used to detect autism in infants and toddlers.

This shows images of objects used in the eye tracking assessment

Autism Featured Neuroscience Open Neuroscience Articles Psychology Visual Neuroscience

·June 19, 2019·5 min read

Eyes hold clues for treating severe autism more effectively

Tracking eye movement and pupil dilation in those with level 3 Autism helped assess true language abilities.

Featured Psychology

·May 23, 2017·3 min read

Depression Risk Following Natural Disaster Can Be Predicted By Pupil Dilation

A new study reveals a person's pupil dilation may give hints as to their risk of developing depression following a natural disaster.

Featured Neuroscience

·April 10, 2017·3 min read

Are You Listening? Your Pupils Indicate If You Are

Researchers report that during times of shared attention, pupil dilation patterns synchronize.

Featured Neuroscience Psychology

·March 6, 2017·3 min read

Pupil Signals Uncertainty During Decision Making

Pupil dilation is at its largest when people are most uncertain about their situation, a new study reports.

Image shows a woman looking at the faces on a computer.

Featured Psychology

·November 3, 2016·3 min read

Pupil Response to Negative Facial Expressions Predicts Depression Relapse Risk

Researchers report pupil dilation in reaction to negative facial expressions could predict a risk for relapse in those with depression.

This image shows a child looking at a picture on a computer monitor.

Featured Neuroscience Videos Psychology

·July 7, 2015·3 min read

Pupil Dilation Could Predict Depression Risk in Children

According to a new study, how much a child's pupils dilate in response to seeing an emotional image can predict their risk of developing depression over the next two years.

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