Positive psychological characteristics and executive function are correlated with gratitude, satisfaction with life, and forgiveness. The goal of this study was to replicate these findings while examining two additional constructs, namely, hope and optimism. 113 students (25 men, 88 women) between the ages of 17 to 24 years (M = 19.4, SD = 1.5) volunteered to participate. Positive correlations between executive function and gratitude were found but mixed results were obtained for forgiveness and satisfaction with life. Hope and optimism correlated positively with executive function and hierarchical multiple regression analysis indicated that they contributed significantly to the explanation of executive functioning. Further investigation into relationships between executive functioning, its neurobiological substrates, and positive psychological attributes is recommended.
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http://dx.doi.org/10.2466/04.09.21.PR0.108.2.477-486 | DOI Listing |
Alzheimers Dement
December 2024
The Florey Institute of Neuroscience and Mental Health, The University of Melbourne, Australia, Melbourne, VIC, Australia.
Background: Iron is vital for metabolism but can act as a catalyst for oxidative damage. Elevated brain iron, determined from biomarkers of iron (CSF ferritin and quantitative susceptibility mapping MRI) and from post-mortem measurement of brain iron, has been associated with accelerated cognitive decline in multiple Alzheimer's disease (AD) clinical, cohorts. These findings supported the hypothesis that treatment with the brain-permeable iron chelator deferiprone may be associated clinical benefit in AD.
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December 2024
Emory University, Atlanta, GA, USA.
Background: Black/African American adults (B/AAs) are 64% more likely to develop Alzheimer's disease (AD) than non-Hispanic White adults (NHWs), and risk factors, including non-biological determinants, are not fully delineated. Social determinants of health, such as socioeconomic status and lifetime discrimination, are associated with cognitive decline and increased AD risk. The purpose of this study is to examine the relationships of a perceived discrimination measure with sociodemographic characteristics and cognitive function in a racially diverse cohort of middle-aged adults with a parental history of AD.
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December 2024
Universidade Federal de Minas Gerais, Belo Horizonte, Minas Gerais, Brazil.
Background: Education is a recognized modifiable dementia risk factor. To boost cognitive reserve and reduce dementia risk in Brazil's vulnerable populations, we conceived a literacy program (PROAME trial) targeting low-educated adults, aiming to explore how executive function and individual differences influence program effectiveness.
Method: We screened 130 adults, with 108 meeting enrollment criteria.
Alzheimers Dement
December 2024
Johns Hopkins Bloomberg School of Public Health, Baltimore, MD, USA.
Background: Caregiving for older adults requires balancing multiple tasks ranging in complexity and demand. While often characterized as burdensome, there are also positive outcomes related to caregiving including potential benefits to health outcomes. Although older adults are themselves often caregivers, the association between caregiving and cognitive outcomes has not been routinely studied.
View Article and Find Full Text PDFAlzheimers Dement
December 2024
455 Broadway St., Redwood City, CA, USA.
Background: A potential mechanism underpinning the cognitive benefits from physical activity and aerobic exercise is cardiorespiratory fitness (CRF). Greater cardiorespiratory fitness (CRF) was associated with better executive function, short-term memory, and global cognition in older adults without cognitive impairment. Sex differences in CRF has been established in adults.
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