Pupil size in response to light could serve as a biomarker for concussion, according to a study published in Life. “A concussive injury to the brain is associated with changes in the PLR [pupillary ...

Please provide your email address to receive an email when new articles are posted on . CHARLOTTE, N.C. — Pupillary light reflex testing may hold potential in detecting a hyperarousal subtype of ...

Measuring how the eyes' pupils change in response to light -- known as the pupillary light reflex -- could potentially be used to screen for autism in young children, according to a new study.

The eye's light-sensing retina taps different circuits depending on whether it is generating image-forming vision or carrying out a non-vision function such as regulating pupil size or sleep/wake ...

Objective Pupillary light reflex (PLR) metrics are enhanced in adolescents with concussion. It is not known if these PLR metrics in concussed adolescents return back to the normal range at recovery.

Please provide your email address to receive an email when new articles are posted on . Visual field defects, afferent pupillary defects and abnormal optic discs were associated with positive ...

The creation of a bionic eye that mimics the widening and shrinking of the pupil may bring us one step closer towards helping people with certain visual impairments. Light enters the eye via the pupil ...

Medically reviewed by Michael Menna, DO Key Takeaways The iris is the colored part of the eye that helps control how much ...