Colcombe, S., & Kramer, A. F. (2003). Fitness effects on the cognitive function of older adults: A meta-analytic study. Psychological Science, 14(2), 125-130.
Hillman, C. H., Erickson, K. I., & Kramer, A. F. (2008). Be smart, exercise your heart: Exercise effects on brain and cognition. Nature Reviews Neuroscience, 9(1), 58-65.
Erickson, K. I., et al. (2011). Exercise training increases size of hippocampus and improves memory. Proceedings of the National Academy of Sciences, 108(7), 3017-3022.
Voss, M. W., et al. (2013). Plasticity of brain networks in a randomized intervention trial of exercise training in older adults. Frontiers in Aging Neuroscience, 5, 32.
Loprinzi, P. D. (2019). The effects of exercise on memory function among young to middle-aged adults: Systematic review and recommendations for future research. American Journal of Health Promotion, 33(6), 879-889.
Northey, J. M., et al. (2018). Exercise interventions for cognitive function in adults older than 50: A systematic review with meta-analysis. British Journal of Sports Medicine, 52(3), 154-160.
Roig, M., et al. (2013). The effects of cardiovascular exercise on human memory: A review with meta-analysis. Neuroscience & Biobehavioral Reviews, 37(8), 1645-1666.
Smith, P. J., et al. (2010). Aerobic exercise and neurocognitive performance: A meta-analytic review of randomized controlled trials. Psychosomatic Medicine, 72(3), 239-252.
Schmolesky, M. T., et al. (2013). Aerobic exercise improves cognition and cerebrovascular regulation in older adults. Neurology, 81(11), 1074-1080.
Do you have a scientific study that proves any of this without a doubt or are you just pushing your own biases and societal norms onto candidates?