Citation: The pupil as a window to the sleeping brain: A look under the eyelids shows more is happening than previously assumed (2025, March 5) retrieved 28 March 2025 from https://medicalxpress ...

"Miosis" is a medical term that describes the constriction of the pupils. Learn its causes, symptoms, and how to treat it.

The peripheral drift illusion causes us to perceive motion in a still image. A new study shows that the mechanism of this illusion relies on changes in pupil size.

The pupil as a window into the sleeping brain Date: March 5, 2025 Source: ETH Zurich Summary: For the first time, researchers have been able to observe how the pupils react during sleep over a ...

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