U.S., June 27 -- ClinicalTrials.gov registry received information related to the study (NCT07671144) titled 'Visual Perception, Binocular Competition, and Fatigue-Related Individual Differences in Colour and Illumination Judgement' on June 22.

Brief Summary: This observational study aims to characterise individual differences in colour perception and binocular rivalry. Participants will complete computer-based visual perception tasks, including a colour perception task and a binocular rivalry task. The study will first examine whether individuals show measurable differences in these perceptual responses. It will then explore whether these differences are associated with chronotype, sex, sleep-related measures, and subjective fatigue. The f...