ROMANIUK, Patryk, KAROL, Michał, KOSESKA, Kamila, BOROWICZ, Jan, GÓRECKI, Bartosz, KLOCH, Kinga, LOHIN, Mariia-Khrystyna, STRAWIŃSKA, Aleksandra and BEDNARCZYK, Małgorzata. The Impact of Sleep Hygiene on Cognitive Functioning, Mental Health, and Physical Performance in Young Adults: A Narrative Review of the Literature: A Narrative Review of the Literature. Journal of Education, Health and Sport. Online. 13 January 2026. Vol. 87, p. 67840. [Accessed 13 January 2026]. DOI 10.12775/QS.2026.87.67840.