Association of Self-Perceived Fatigue, Muscle Fatigue, and Sleep Disorders With Cognitive Function in Older Adults: A Cross-Sectional Study

Fatigue and sleep disorders are common geriatric conditions and are associated with an increased risk of cognitive decline. This study aimed to examine the relationships among self-perceived fatigue, objective muscle fatigue, sleep apnea risk, insomnia, and cognitive function, focusing on their associations with mild cognitive impairment (MCI).