Hippocampal volume decline
2 papers2 findings
- Humans2
Interventions
1Low social network heterogeneity
upin humans1
1 study
Low social network heterogeneity
upin humans1
Low social network heterogeneity increases hippocampal volume decline in humans.
“lower heterogeneity in social networks was linked to greater hippocampal volume decline, after adjusting for sociodemographic factors and health behaviors.”
Humanshippocampusn = 279
GSA 2025 abstract31 Dec 2025
Associations
1Perceived constraints
upin humans1
1 study
Perceived constraints
upin humans1
Perceived constraints are associated with hippocampal volume decline in humans.
“Greater constraints related to greater baseline hippocampal volume for Black participants, but faster hippocampal volume decline for White participants.”
HumansWhite participants
The journals of gerontology. Series B, Psychological sciences and social sciences19 Dec 2025
Latest
3 in 12 monthsGSA 2025 Abstract
Diversity in social networks and brain aging in community-dwelling older adults in Japan: The NEIGE Study
Cohort study of 279 peoplePopulations
AAIC 2025 Abstract
Imaging age‐related hippocampal connectivity changes across the adult lifespan in a large‐scale dataset
Cross-sectional study of 480 peopleMechanisms
The Journals of Gerontology, Series B
Perceived control, brain health, and cognitive reserve: longitudinal resilience mechanisms in Black, White, and Hispanic older adults
Cohort study in peoplePopulations
PNAS
Exercise training increases size of hippocampus and improves memory
Randomised trial in 120 peopleExercise