Look into my eyes: What can eye-based measures tell us about the relationship between physical activity and cognitive performance?

"thereto a specific search string was developed (see supplementary materials for more details) and the results of the systematic literature search were stored as supplementary materials in the open science framework account ( https://osf io/cgz8x/ ) managed by lz 2 2 in accordance with established guidelines the current systematic review defined inclusion and exclusion criteria based on the picos-principle: p articipants i ntervention c omparison o utcomes and s tudy design o participants: studies with human participants regardless of age and health status were included o intervention: with respect to interventional studies we included those that investigated the effects of a single bout of physical exercise (i e acute physical exercise) or of chronic physical exercise (e g physical training such as resistance training or aerobic exercise training) o comparison: concerning cross-sectional studies those that investigated the effects of physical activity different fitness domains (i e cardiorespiratory muscular and motor fitness) or a related variable on eye-based measures and cognitive performance were included."

"Competing interests The authors declare that they have no competing interests."