Socioemotional selectivity theory (SST) is a life-span theory of motivation grounded in the subjective awareness of human mortality. The cardinal postulate is that time horizons shape the relative priority placed on emotionally meaningful and knowledge-seeking goals. Because goals are always set in temporal contexts, and time left in life is inversely related to chronological age, SST predicts systematic age differences in goal pursuit. The theory has garnered considerable empirical support. In this paper, we consider the role of age-related time acceleration on goal setting and argue that it may interact with the more gradual age-related changes in time horizons presumed in SST. If so, the favoring of emotionally meaningful goals may follow an exponential (as opposed to linear) function across adulthood.
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http://dx.doi.org/10.1016/j.copsyc.2018.07.001 | DOI Listing |
Exp Brain Res
January 2025
Ashton Graybiel Spatial Orientation Laboratory, Brandeis University, MS 033, 415 South Street, Waltham, MA, 02453, USA.
Younger adults (YA) and older adults (OA) used a joystick to stabilize an unstable visual inverted pendulum (VIP) with a fundamental frequency (.27 Hz) of half that of bipedal human sway. Their task was to keep the VIP upright and to avoid ± 60° "fall" boundaries.
View Article and Find Full Text PDFEur J Trauma Emerg Surg
January 2025
Department of Plastic and Reconstructive Surgery, Addenbrookes Hospital, Hills Rd, Cambridge, CB2 0QQ, UK.
Purpose: Management of the elderly patients presenting with open lower limb fractures is challenging due to physiological changes and pre-existing co-morbidities. The aim of this study was to assess the compliance with the British Orthopaedic Association's Standards for Trauma Number 4 (BOAST 4) guidelines in this patient group.
Methods: The study included a retrospective analysis of all the patients aged > 65 years old admitted with open lower limb fracture between 2017 and 2019 to a major trauma centre (MTC) in East of England.
J Neurol
January 2025
LUMC Department of Neurology, Albinusdreef 2, 2333 ZA, Leiden, The Netherlands.
Background And Objectives: The total functioning capacity (TFC) assessment has been integral to Huntington's disease (HD) research and clinical trials, measuring disease stage and progression. This study investigates the natural progression of function in HD, focusing on changes in TFC scores related to age and CAG-repeat length, and evaluates TFC's strengths and weaknesses in longitudinal studies.
Methods: Using Enroll-HD platform's clinical dataset version 5, including Registry-3, we analysed data from 21,079 participants, with 16,083 having an expanded CAG repeat.
Graefes Arch Clin Exp Ophthalmol
January 2025
Department of Ophthalmology, University Hospital Munster, Munster, Germany.
Purpose: The retinal pigment epithelium (RPE) plays an important role in the pathogenesis of age-related macular degeneration (AMD) and other retinal degenerative diseases. The introduction of healthy RPE cell cultures into the subretinal space offers a potential treatment strategy. The aim of this study was the long-term culture and characterisation of RPE cells on nanofiber scaffolds.
View Article and Find Full Text PDFAging Dis
January 2025
The Key Laboratory of Geriatrics, Beijing Institute of Geriatrics, Institute of Geriatric Medicine, Chinese Academy of Medical Sciences, Beijing Hospital/National Center of Gerontology of National Health Commission, Beijing, China.
Increased entropy is a common cause of disease and aging. Lifespan entropy is the overall increase in disorder caused by a person over their lifetime. Aging leads to the excessive production of reactive oxygen species (ROS), which damage the antioxidant system and disrupt redox balance.
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