2024
DOI: 10.1101/2024.06.27.599713
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The Respiratory-Pupillary Phase Effect: Pupils size is smallest around inhalation onset and largest during exhalation

Martin Schaefer,
Sebastiaan Mathôt,
Mikael Lundqvist
et al.

Abstract: The prevailing view in the study of animal and human pupillary function has been that pupils dilate and are largest during inhalation and constrict and are smallest during exhalation. However, this notion has recently been challenged. Here, we systematically address this question by conducting a study encompassing three experiments (two resting tasks and one visual perception task), with the latter two being pre-registered. Collectively, across nasal and oral breathing, resting, and task conditions, our experi… Show more

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Cited by 2 publications
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