Sleep facilitates consolidation of positive emotional memory in healthy older adults.

ABSTRACT: Evidence has demonstrated that sleep-related memory consolidation declines in ageing. However, little is known about age-related changes to sleep-related emotional memory consolidation, especially when considering the positivity effect observed in older adults. In the present study, we sought to explore whether there is a positive emotional bias in sleep-related memory consolidation among healthy older adults. Young and older adults were randomly assigned either into a sleep or wake condition. All participants encoded positive, negative, and neutral stimuli and underwent recognition tests immediately (test 1), after a 12-hour sleep/wake interval (test 2), and 3 days after test 2 (test 3). Results showed that age-related differences of sleep beneficial effect were modul

SUBMITTER: Gui WJ 

PROVIDER: S-EPMC8108548 | biostudies-literature | 2019 Mar

REPOSITORIES: biostudies-literature