{"title":"Aging and Mentorship in the Margins: Multigenerational Knowledge Transfer among LGBTQ+ Chosen Families.","authors":"Angela K Perone, Lindsay Toman, Beth Glover Reed, Tré Coldon, Ashlee Osborne, Justice Cook","doi":"10.1093/geronb/gbaf027","DOIUrl":"https://doi.org/10.1093/geronb/gbaf027","url":null,"abstract":"<p><strong>Objectives: </strong>For LGBTQ+ communities, learning often happens among chosen families, including older adults. Building on Pierre Bourdieu's theoretical concepts of capital (e.g., economic, social, cultural, symbolic) and queer theory of sexual capital, this article examines how LGBTQ+ chosen families share expertise to build knowledge and power across the life course.</p><p><strong>Methods: </strong>Using a transformative sequential mixed methods design from a larger project, this subproject includes data from six intracategorical focus groups with multigenerational and multiracial LGBTQ+ participants (n=37), including older adults, in a Midwestern community to center their voices, understand their experiences within and outside LGBTQ+ communities, foreground experiences of LGBTQ+ aging, and explore challenges and supports.</p><p><strong>Results: </strong>We identified three ways in which LGBTQ+ chosen families shared knowledge about various forms of capital: latent mentorship, bi- or multi-directional mentorship, and transgressive mentorship. We call these three types of knowledge sharing \"mentorship in the margins,\" in which knowledge is shared within and among communities whose intersecting positionalities both limit and expand ways to imagine mentorship for navigating structural barriers and social, economic, and political inequities, especially regarding shared housing, family formation, and marriage equality.</p><p><strong>Discussion: </strong>The breadth and depth of multigenerational transfers of knowledge across the life course demonstrate the centrality of multigenerational chosen families for LGBTQ+ communities as they age, especially among multiply-minoritized communities (e.g., transgender women, BIPOC same-gender-loving communities). Knowledge shared among chosen families also reflects how \"mentorship in the margins\" builds individual and collective power that helps LGBTQ+ communities survive and thrive as they age.</p>","PeriodicalId":56111,"journal":{"name":"Journals of Gerontology Series B-Psychological Sciences and Social Sciences","volume":" ","pages":""},"PeriodicalIF":4.8,"publicationDate":"2025-02-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143426805","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Samuel R Nemeth, Patricia A Thomas, Cassidy M Stoddart, Kenneth F Ferraro
{"title":"Racial and Ethnic Differences in Community Belonging and its Impact on Cognitive Function in Older Adults.","authors":"Samuel R Nemeth, Patricia A Thomas, Cassidy M Stoddart, Kenneth F Ferraro","doi":"10.1093/geronb/gbaf028","DOIUrl":"https://doi.org/10.1093/geronb/gbaf028","url":null,"abstract":"<p><strong>Objectives: </strong>This study adds to the literature on the relationship between social relationships and cognitive function by using social integration theory to examine whether a sense of community belonging at different ages is related to cognitive function in later life. We also examine whether the relationship between community belonging, and cognitive function is distinct among White, Black, and Hispanic older adults.</p><p><strong>Methods: </strong>Using data from the Health and Retirement Study including the 2017 Life History Mail Survey (N = 3,307), we use parallel measures of community belonging across three periods in the life course. We estimated relationships using ordinary least squares (OLS) regression and lagged dependent variable models.</p><p><strong>Results: </strong>Respondents who experienced greater community belonging at age 10 and during later life (i.e., age in 2016) had higher levels of cognitive function in 2018 than those who reported feeling less belonging with their community at those ages (b=0.191, p<0.001; b=0.093, p<0.05, respectively). The main effects of community belonging at any age were not related to change in cognitive function from 2016 to 2018; however, there were significant interaction effects between community belonging at age 10 on cognitive function in 2018 and from 2016 to 2018 (p<0.05 and p<0.01, respectively) with the beneficial effects of community belonging at age 10 being stronger for Black older adults compared to White older adults.</p><p><strong>Discussion: </strong>These findings highlight the importance of early and later life community belonging for the cognitive functioning of older adults, and particularly for Black older adults' cognitive function.</p>","PeriodicalId":56111,"journal":{"name":"Journals of Gerontology Series B-Psychological Sciences and Social Sciences","volume":" ","pages":""},"PeriodicalIF":4.8,"publicationDate":"2025-02-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143426810","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Insights into the Heterogeneity of Cognitive Aging: A Comparative Analysis of Two Data-Driven Clustering Algorithms.","authors":"Truc Nguyen, Yu-Ling Chang","doi":"10.1093/geronb/gbaf022","DOIUrl":"https://doi.org/10.1093/geronb/gbaf022","url":null,"abstract":"<p><strong>Objectives: </strong>Cognitive aging entails diverse patterns of cognitive profiles, brain imaging, and biomarkers. Yet, few studies have explored the performance of multiple clustering algorithms on a single dataset. Here, we employ data-driven methods to analyze neuropsychological performance in older individuals with normal cognition (NC) and mild cognitive impairment (MCI).</p><p><strong>Methods: </strong>A total of 311 older adults without dementia completed a comprehensive assessment, consisting of 17 cognitive tests and a memory complaint questionnaire. We utilized two clustering algorithms: nonnegative matrix factorization (NMF) and model-based clustering (MBC). Cluster characteristics were examined in demographic, clinical, and brain morphometric data.</p><p><strong>Results: </strong>Both NMF and MBC uncovered two- and three-cluster solutions, with satisfactory data fit. The two-cluster profiles encompassed a cognitively intact (CI) group and a cognitively suboptimal (CS) group, distinguished by cognitive performance. The three-cluster solutions included CI-memory proficient, CI-nonmemory proficient, and CS groups. Remarkably, patterns of cognitive heterogeneity and their association with demographic and neuroimaging variables were highly comparable across NMF and MBC. Phenotypic homogeneity improved after identifying participants with consistent and mismatched memberships from the two algorithms.</p><p><strong>Discussion: </strong>The results indicate that two distinct data-driven algorithms, with different heuristics, generated comparable patterns regarding cognitive heterogeneity within NC and MCI. These findings may inform future subtyping studies in cognitive aging, where replication of stratifications found across different methods is strongly recommended.</p>","PeriodicalId":56111,"journal":{"name":"Journals of Gerontology Series B-Psychological Sciences and Social Sciences","volume":" ","pages":""},"PeriodicalIF":4.8,"publicationDate":"2025-02-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143411719","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Marta Menéndez-Granda, Nadine Schmidt, Gianvito Laera, Annick Clenin, Matthias Kliegel, Michael Orth, Jessica Peter
{"title":"Factors explaining age-related prospective memory performance differences: a meta-analysis.","authors":"Marta Menéndez-Granda, Nadine Schmidt, Gianvito Laera, Annick Clenin, Matthias Kliegel, Michael Orth, Jessica Peter","doi":"10.1093/geronb/gbaf020","DOIUrl":"https://doi.org/10.1093/geronb/gbaf020","url":null,"abstract":"<p><strong>Objectives: </strong>The age-prospective memory paradox states that younger adults perform better than older adults in laboratory tasks, while the opposite has been observed for naturalistic tasks. These terms insufficiently characterise tasks and task settings. We therefore revisited the age-prospective memory paradox using a newly developed taxonomy to better understand how tasks characteristics or task settings contribute to age-related differences in performance.</p><p><strong>Methods: </strong>We conducted a meta-analysis of 138 studies, classifying prospective memory tasks according to our newly developed taxonomy. The taxonomy included 9 categories that considered how close any task or task setting was to daily life.</p><p><strong>Results: </strong>When categorizing relevant studies with this taxonomy, we found that older adults did better than younger adults in 'close to real-life' tasks done at home and, particularly, in to-do lists and diary tasks. However, they did worse in 'far from real-life' tasks done in naturalistic environments or in simulations of real-life tasks in a laboratory.</p><p><strong>Discussion: </strong>Results of this meta-analysis suggest that the level of abstraction of a task and familiarity of the environment in which the task is taken can explain some of the differences between performances of younger and older people. This is relevant for the choice of task settings and task properties to experimentally address any prospective memory research questions that are being asked.</p>","PeriodicalId":56111,"journal":{"name":"Journals of Gerontology Series B-Psychological Sciences and Social Sciences","volume":" ","pages":""},"PeriodicalIF":4.8,"publicationDate":"2025-02-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143392390","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Educational Disparities in Age-Related Hearing Loss and Hearing Aid Use Across Age, Gender, and European Region.","authors":"Donata Stonkute, Yana Vierboom","doi":"10.1093/geronb/gbae202","DOIUrl":"10.1093/geronb/gbae202","url":null,"abstract":"<p><strong>Objectives: </strong>Affecting 1 in 5 adults in Europe, hearing loss (HL) is linked to adverse health outcomes, including dementia. We aim to investigate educational inequalities in hearing health in Europe and how these inequalities change with age, gender, and region.</p><p><strong>Methods: </strong>Utilizing 2004-2020 data from the Harmonized Survey of Health, Ageing, and Retirement in Europe (SHARE), a representative sample of Europeans aged 50 and older, we analyze: (1) age-standardized prevalence of HL and hearing aid (HA) use among eligible individuals and (2) educational inequalities therein using the Relative Index of Inequality across age, gender, and European regions.</p><p><strong>Results: </strong>The prevalence of self-reported HL increases with age, is greater among men, and is consistently higher among those with lower levels of education. At age 50-64, particularly in Southern and Eastern Europe, low-educated women experience more than 3 times the risk of HL compared to highly educated women. These inequalities diminish as women age. Northern Europe is a front-runner in meeting HA needs. Southern and Eastern Europe lag behind, with less than 2 in 10 individuals eligible for HAs utilizing them.</p><p><strong>Discussion: </strong>Substantial variations in the educational gradient of hearing health across age, gender, and European regions underscore the importance of targeting specific subpopulations in efforts to mitigate health inequalities. Of particular concern is the regional discrepancy between the prevalence of HL and the use of HAs. The example of Northern Europe suggests that there is unused potential to improve healthy aging in Europe through enhanced access to HAs.</p>","PeriodicalId":56111,"journal":{"name":"Journals of Gerontology Series B-Psychological Sciences and Social Sciences","volume":" ","pages":""},"PeriodicalIF":4.8,"publicationDate":"2025-02-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11822204/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143061460","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Flavia S Chereches, Nicola Ballhausen, Gabriel Olaru, Erika J Laukka, Yvonne Brehmer
{"title":"Is There a Link Between Older Adults' Frequency of (Face-to-Face and Remote) Contact With Grandchildren and Cognitive Functioning Over 12 Years?","authors":"Flavia S Chereches, Nicola Ballhausen, Gabriel Olaru, Erika J Laukka, Yvonne Brehmer","doi":"10.1093/geronb/gbae175","DOIUrl":"10.1093/geronb/gbae175","url":null,"abstract":"<p><strong>Objectives: </strong>Past research has linked more frequent social contacts with better cognition and slower cognitive decline in older adults. An open question is whether face-to-face and remote contact with one's grandchildren can be beneficial.</p><p><strong>Methods: </strong>We analyzed data from the Swedish National Study on Aging and Care in Kungsholmen covering a span of 12 years and 2 age cohorts (young-old <78, N = 1100; old-old ≥78 years, N = 705). We used latent growth curve models to examine whether frequency of face-to-face or remote grandchild contact was associated with cognitive levels and decline and applied (random intercept) cross-lagged models to investigate if these associations were reciprocal.</p><p><strong>Results: </strong>Face-to-face contact with grandchildren was positively linked to levels of cognition in young-old adults only. We found no associations with cognitive decline. Results of cross-lagged models suggested that grandparents with better cognition had more face-to-face (for young-old adults only) or remote (for old-old adults only) grandchild contact at subsequent waves. However, more grandchild contact was not associated with later cognition.</p><p><strong>Discussion: </strong>Our findings suggest that grandparents with better cognition engage more with their grandchildren, but that frequency of grandchild contact is not a protective factor against later cognitive decline in older adults.</p>","PeriodicalId":56111,"journal":{"name":"Journals of Gerontology Series B-Psychological Sciences and Social Sciences","volume":" ","pages":""},"PeriodicalIF":4.8,"publicationDate":"2025-02-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11831800/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142513608","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Floor van den Berg, Jelle Brouwer, Hanneke Loerts, Remco Knooihuizen, Merel Keijzer
{"title":"The Association Between Multilingual Experience Factors and Cognitive Functioning in Older Adults: A Lifelines Study.","authors":"Floor van den Berg, Jelle Brouwer, Hanneke Loerts, Remco Knooihuizen, Merel Keijzer","doi":"10.1093/geronb/gbae200","DOIUrl":"10.1093/geronb/gbae200","url":null,"abstract":"<p><strong>Objectives: </strong>The complex life experience of speaking two or more languages has been suggested to preserve cognition in older adulthood. This study aimed to investigate this further by examining the relationship between multilingual experience variables and cognitive functioning in a large cohort of older adults in the diversely multilingual north of the Netherlands.</p><p><strong>Method: </strong>A total of 11,332 older individuals participating in the Lifelines Cohort Study completed a language experience questionnaire. From this cohort, a subset was selected (n = 3,972, aged 59-86) for whom complete demographic and cognitive data were available and who had learned at least two languages to evaluate the association between multilingual experience variables and cognitive functioning. Cognitive functioning was assessed using the Cogstate Brief Battery, which measures processing speed, attention, working memory, and recognition memory.</p><p><strong>Results: </strong>A linear regression analysis revealed that a higher number of languages learned was related to better performance on all subtasks. In addition, a later onset of acquisition of the second language (L2) was associated with better attention. These effects were independent of demographic variables such as age, education level, income level, and country of birth.</p><p><strong>Discussion: </strong>The results demonstrate that in our cohort only the experience factors of the number of languages learned and L2 onset of acquisition related to cognitive functioning. Our evidence supports the idea that there is a positive relationship between multilingual experiences and cognitive functioning in older adulthood, but more longitudinal work is needed to establish whether learning multiple languages can potentially promote healthy aging.</p>","PeriodicalId":56111,"journal":{"name":"Journals of Gerontology Series B-Psychological Sciences and Social Sciences","volume":" ","pages":""},"PeriodicalIF":4.8,"publicationDate":"2025-02-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11815170/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142967452","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Longitudinal Associations Between Neighborhood Environments and Functional Disabilities Among Community-Dwelling Older Adults in China.","authors":"Jia-Jia Zhou, Shuai Zhou, Xinxin Cai, Jiemei Luo","doi":"10.1093/geronb/gbae206","DOIUrl":"10.1093/geronb/gbae206","url":null,"abstract":"<p><strong>Objectives: </strong>This study aims to investigate the longitudinal associations between neighborhood environments and functional disabilities over time among older adults in China. Urban-rural disparities in these associations were examined in this study.</p><p><strong>Methods: </strong>Data from 4 waves of the China Health and Retirement Longitudinal Study (2011-2018) were analyzed, including a sample of 5,379 older adults aged 60 and over. Multilevel linear probability modeling was fitted to estimate the effects of neighborhood environments on functional disabilities, encompassing both incidence and rate of change over a 7-year period.</p><p><strong>Results: </strong>Older adults residing in neighborhoods with superior infrastructure experienced a lower incidence of functional disabilities in both rural and urban areas. In urban communities, increased handicapped access was associated with a reduced risk of IADL disability onset among older adults (B = -0.013, SE = 0.006, p < .05). In rural villages, the presence of 2 or more bus lines was associated with a slower rate of IADL disablement over the 7-year period (B = -0.019, SE = 0.009, p < .05).</p><p><strong>Discussion: </strong>This research reveals the prominent roles of neighborhood environments in protecting functional abilities among older adults. The findings highlight the importance of incorporating community policies and infrastructure development into public health considerations. Empirical evidence is provided for policymakers and urban planners aimed at enhancing functional abilities in older adults and mitigating urban-rural disparities in health outcomes.</p>","PeriodicalId":56111,"journal":{"name":"Journals of Gerontology Series B-Psychological Sciences and Social Sciences","volume":" ","pages":""},"PeriodicalIF":4.8,"publicationDate":"2025-02-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142985653","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Anne C Krendl, Lucas J Hamilton, Liana G Apostolova, Brea L Perry
{"title":"Resilience Through Social Connectedness and Cognition: Is Theory of Mind a Form of Enrichment for Older adults?","authors":"Anne C Krendl, Lucas J Hamilton, Liana G Apostolova, Brea L Perry","doi":"10.1093/geronb/gbae209","DOIUrl":"10.1093/geronb/gbae209","url":null,"abstract":"<p><strong>Objective: </strong>Social connectedness is a modifiable lifestyle factor that delays age-related cognitive decline. Using cross-sectional, longitudinal, and experimental approaches, we examined whether theory of mind-inferring what others think or feel-is a potential mechanism underlying this relationship.</p><p><strong>Methods: </strong>In Study 1, 305 community-dwelling older adults participating in two different, but related, studies completed comprehensive measures of general cognition, theory of mind, and personal social networks. We examined whether theory of mind mediated the relationship between older adults' social connectedness and cognition. One hundred and ten of those participants completed follow-up social network interviews and cognitive assessments about 1.5 years later to determine whether baseline social connectedness and theory of mind predicted cognitive change. In Study 2, 55 other older adults completed a procedural discourse task targeting a close and distant network member. We predicted that higher theory of mind would be reflected through providing more details to distant, versus close, others, especially among older adults with larger, less interconnected, personal social networks.</p><p><strong>Results: </strong>Results revealed that theory of mind accounted for 32% of the relationship between social connectedness and overall cognition, even when covarying age, gender, education, and a control task. The effects were particularly robust for episodic memory and language. Longitudinal analyses replicated this pattern. In Study 2, older adults with larger, less dense social networks provided more details to distant versus very close network members.</p><p><strong>Discussion: </strong>Together, these results suggest that theory of mind may provide the mechanism through which social connectedness confers cognitive resilience associated with slower cognitive decline.</p>","PeriodicalId":56111,"journal":{"name":"Journals of Gerontology Series B-Psychological Sciences and Social Sciences","volume":" ","pages":""},"PeriodicalIF":4.8,"publicationDate":"2025-02-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11809257/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142933917","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Justin G Farmer, Lucía Macchia, Feifei Bu, Jessica Gong, Andrew Steptoe, Panayotes Demakakos, Laura D Kubzansky
{"title":"Prosocial Intentions and Subsequent Cognitive Health: A Prospective Cohort Study.","authors":"Justin G Farmer, Lucía Macchia, Feifei Bu, Jessica Gong, Andrew Steptoe, Panayotes Demakakos, Laura D Kubzansky","doi":"10.1093/geronb/gbaf004","DOIUrl":"10.1093/geronb/gbaf004","url":null,"abstract":"<p><strong>Objectives: </strong>Prosociality, defined as positive other-regarding intentions and behaviors, is a modifiable factor demonstrated to be associated with better mental, physical, and cognitive health in older adults. Prior studies have largely focused on individual prosocial behaviors, especially volunteering. This study examines whether prosocial intentions are associated with maintaining cognitive health over time.</p><p><strong>Methods: </strong>Data are from 7,844 adults aged 50 or older in the English Longitudinal Study of Ageing. A 9-item prosocial intentions scale was derived from self-reported items assessing altruism and collectivism. Cognitive health was assessed via biennial completion of tasks related to executive function and verbal memory and incident dementia diagnosis over 11 years. Linear mixed-effects models examined relationships between prosocial intentions and changes in executive function and verbal memory. Cox proportional hazards models assessed risk of developing dementia. A broad array of demographic, socioeconomic, and health-related covariates were also considered.</p><p><strong>Results: </strong>Results from mixed-effects analyses suggest higher prosocial intentions are associated with better cognitive health maintenance after controlling for sociodemographics and baseline health characteristics including depressive symptoms. Participants with high versus low prosocial intentions had 24% slower decline in verbal memory and 55% slower decline in executive function. Similarly, higher prosocial intentions were associated with a 35% reduced hazard of dementia during this same period in fully adjusted models.</p><p><strong>Discussion: </strong>These results suggest aspects of prosociality beyond formal volunteering facilitate maintaining cognitive health among older adults and may provide novel targets for future interventions to enhance healthy aging.</p>","PeriodicalId":56111,"journal":{"name":"Journals of Gerontology Series B-Psychological Sciences and Social Sciences","volume":" ","pages":""},"PeriodicalIF":4.8,"publicationDate":"2025-02-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11829165/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142980680","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}