Excessive sleep is associated with worse cognition, cognitive decline, and dementia in mild cognitive impairment
INTRODUCTION: This study examines the link between daytime and nighttime excessive sleep and cognition, cognitive decline, and dementia in individuals with existing mild cognitive impairment (MCI).METHODS: Using data from the Swedish longitudinal study Good Aging in Skåne, participants aged 60-102 years were retrospectively classified as MCI based on cognitive testing. The average follow-up time w