Effect of fluid intake on cognitive function in older individuals: A prospective study.

ABSTRACT:

Background

Adequate fluid intake is essential for maintaining cognitive health in older adults. However, two key questions remain unanswered before recommending increased fluid consumption: (1) whether the relationship between fluid intake and cognitive improvement is linear and (2) the underlying mechanisms that mediate this association.

Methods and findings

Thirty-three older adults residing in a geriatric health service facility and receiving nursing care were enrolled in this study. Fluid intake was recorded as part of routine clinical practice. Cognitive function was assessed twice during their stay using the Japanese version of the Mini-Mental State Examination (MMSE-J). Additionally, cerebral blood flow was evaluated bilaterally in the common carotid arteries using ul

SUBMITTER: Hoshi H 

PROVIDER: S-EPMC12500155 | biostudies-literature | 2025

REPOSITORIES: biostudies-literature