Linguistic Markers in Spontaneous Speech: Insights into Subjective Cognitive Decline (Review).

ABSTRACT: Background and Objectives: Population rapid growth and demographic shift is leading to a rise in neurodegenerative disorders such as dementia and mild cognitive impairment (MCI). Evidence indicates that MCI is not the earliest phase of prodromal AD. Subjective Memory Decline (SMD) refers to a self-perceived decline in cognitive abilities compared to previous functioning levels in individuals with normal cognition. Language impairment represents a critical marker of neurodegenerative disorders and early memory decline in healthy older adults. Methods: This review was conducted in accordance with PRISMA Statement guidelines. The inclusion criteria of the selection process were set as follows: (1) All studies analyzed spontaneous speech samples in individuals with SMD or individ

SUBMITTER: Segkouli S 

PROVIDER: S-EPMC12652931 | biostudies-literature | 2025 Nov

REPOSITORIES: biostudies-literature