ArticleNeurology2022
Role of Cardiovascular Risk Factors on the Association Between Physical Activity and Brain Integrity Markers in Older Adults.
Article in Neurology, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT02977819 (Interventional Study in Cognitively Intact Seniors Aiming to Assess the Effects of Meditation Training and Foreign Language Learning on Behavioral, Biological and Neuroimaging Measures), which is not on this map. Cited by 16 papers.
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The trial behind it
Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.
Interventional Study in Cognitively Intact Seniors Aiming to Assess the Effects of Meditation Training and Foreign Language Learning on Behavioral, Biological and Neuroimaging Measures
Who cites it
16 citing papers in PubMed.
- Cardiovascular risk factors are associated with lower posterior-medial network functional connectivity in older adults.Alzheimer's research & therapy · 2025Trial
- Physical Activity Over the Adult Life Course and Risk of Dementia in the Framingham Heart Study.JAMA network open · 2025Article
- Associations between physical activity and brain structure in a large community cohort.Scientific reports · 2025Article
- Association between domain-specific physical activity and triglyceride‑glucose (TyG) index among US adults: Evidence from NHANES 2007-2018.BMC public health · 2025Article
- Alterations in the inflammatory homeostasis of aging-related cardiac dysfunction and Alzheimer's diseases.FASEB journal : official publication of the Federation of American Societies for Experimental Biology · 2025Review
- Accelerometer-Measured Behavior Patterns in Incident Cerebrovascular Disease: Insights for Preventative Monitoring From the UK Biobank.Journal of the American Heart Association · 2024Article
- 2024 Alzheimer's disease facts and figures.Alzheimer's & dementia : the journal of the Alzheimer's Association · 2024Article
- The Interplay of Sports and Nutrition in Neurological Health and Recovery.Journal of clinical medicine · 2024Review
- Exercise-Related Physical Activity Relates to Brain Volumes in 10,125 Individuals.Journal of Alzheimer's disease : JAD · 2024Article
- The effect of race and co-morbidities on Alzheimer's disease based on Medicare data.Alzheimer's & dementia : the journal of the Alzheimer's Association · 2023Article
- Association of Physical Inactivity with MRI Markers of Brain Aging: Assessing Mediation by Cardiometabolic and Epigenetic Factors.Journal of Alzheimer's disease : JAD · 2023Article
- The effect of physical activity on white matter integrity in aging and prodromal to mild Alzheimer's disease with vascular comorbidity.Frontiers in aging neuroscience · 2023Article
- Antioxidant Molecular Brain Changes Parallel Adaptive Cardiovascular Response to Forced Running in Mice.Antioxidants (Basel, Switzerland) · 2022Article
- Light intensity physical activity is beneficially associated with brain volume in older adults with high cardiovascular risk.Frontiers in cardiovascular medicine · 2022Article
- Article
- The impact of estimated cardiorespiratory fitness on Alzheimer's disease biomarkers and their relationships with cognitive decline.Alzheimer's & dementia (New York, N. Y.)Article
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Authors and funding
14 authors.
Funding
No grant is acknowledged in the PubMed record.
Abstract
BACKGROUND AND
objectivesPhysical activity has been associated with a decreased risk for dementia, but the mechanisms underlying this association remain to be determined. Our objective was to assess whether cardiovascular risk factors mediate the association between physical activity and brain integrity markers in older adults.
methodsAt baseline, participants from the Age-Well study completed a physical activity questionnaire and underwent cardiovascular risk factors collection (systolic blood pressure, body mass index [BMI], current smoker status, and high-density lipoprotein cholesterol, total cholesterol, and insulin levels) and multimodal neuroimaging (structural MRI, diffusion MRI, FDG-PET, and florbetapir PET). Multiple regressions were conducted to assess the association among physical activity, cardiovascular risk factors, and neuroimaging. Mediation analyses were performed to test whether cardiovascular risk factors mediated the associations between physical activity and neuroimaging.
resultsA total of 134 cognitively unimpaired older adults (≥65 years) were included. Higher physical activity was associated with higher gray matter (GM) volume (β = 0.174, DISCUSSION: The association between physical activity and GM volume is mediated by changes in insulin level and BMI. In contrast, the association with cerebral glucose metabolism seems to be independent from cardiovascular risk factors. Older adults engaging in physical activity experience cardiovascular benefits through the maintenance of a lower BMI and insulin level, resulting in greater structural brain integrity. This study has implications for understanding how physical activity affects brain health and may help in developing strategies to prevent or delay age-related decline. TRIAL REGISTRATION INFORMATION: EudraCT: 2016-002,441-36; IDRCB: 2016-A01767-44; ClinicalTrials.gov Identifier: NCT02977819.
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