The Respiratory-Pupillary Phase Effect: Pupils size is smallest around inhalation onset and largest during exhalation
M. Schaefer, S. Mathot, M. Lundqvist, J. N. Lundstrom, A. Arshamian
This study challenges the traditional view of pupillary changes during respiration, showing pupils are smallest at inhalation onset and largest during exhalation across multiple conditions.
bioRxiv · Jun 27, 2024Physiology