Latest research

  1. Article

    Leisure-time physical activity across older age according to retirement type: a longitudinal cohort study

    • Päivi Herranen
    • Markus J. Haapanen
    • Mikaela B. von Bonsdorff

    Background Lower levels of physical activity are associated with morbidity and risk of functional decline with aging. Retirement occurs through heterogeneous pathways that may be associated with physical activity trajectories in later life. We...

    03 October 2026 Open access
  2. Article

    Association between living arrangements and long-term health outcomes among older adults with mild cognitive impairment: a longitudinal cohort study using data from a nationally representative survey in China

    • Maoting Lin
    • Xueli Liu
    • Chenxi Wu

    Background Living arrangements may reflect both social support and care needs in later life, but longitudinal evidence among older adults with mild cognitive impairment (MCI) remains limited. This study examined the longitudinal associations of...

    03 October 2026 Open access
  3. Article

    The role of biological maturation and relative age in player selection during transition phases at a German youth football academy

    • Johannes Jäger
    • Michael C. Rumpf
    • Matthias Lochmann

    This study investigated the influence of biological maturation and relative age on player selection during transition phases in a German youth football academy. In addition, it examined the extent to which biological maturation and relative age were...

    02 October 2026 Open access
  4. Article

    Trajectories of body roundness index and risk of incident hyperuricemia in middle-aged and older Chinese adults: evidence from the China Health and Retirement Longitudinal Study

    • Chun-sheng Zou
    • Li-hua Huang
    • Liu-liu He

    The body roundness index (BRI) is an emerging anthropometric indicator of abdominal obesity. However, the longitudinal association between BRI trajectories and the risk of hyperuricemia remains unclear. This study aimed to examine the association...

    02 October 2026 Open access
  5. Article

    Sex- and age-specific incidence and fraction of hospital contacts for infectious mononucleosis cases in Denmark in 1977–2011

    • Klaus Rostgaard
    • Ragnar Kristjánsson
    • Henrik Hjalgrim

    Purpose Infectious mononucleosis (IM) is a common presentation of primary Epstein-Barr virus (EBV) infection in adolescence and later, but rare in childhood. Occasionally, IM leads to a hospital contact with an IM diagnosis (hospIM). Knowing the...

    02 October 2026
  6. Article

    ‘I Do Not Want to Depend Too Much on My Children’: Motivations and Challenges for Intergenerational Co-Residence Among Older Adults in Indonesia

    • Lathifah Hanum
    • Peter Newcombe
    • Theresa Scott

    In Indonesia, intergenerational co-residence in later life is widely regarded as a normative arrangement, yet older adults’ own motivations for and reservations about living with their adult children remain underexamined. This study explored how...

    01 October 2026 Open access
  7. Article

    Age-related patterns in delayed presentation and pre-hospital wound management for rabies post-exposure prophylaxis: a retrospective hospital-based study in Hangzhou, China, 2022–2025

    • Zheng Yang
    • Yunlong Zhu
    • Zhifang Zhao

    Background Timely rabies post-exposure prophylaxis (PEP) and appropriate wound care are essential after potential rabies exposure, and older adults may face barriers to both. This study described presentation timing and pre-hospital wound management...

    01 October 2026 Open access
  8. Article

    AI-Assisted Quantitative Reflectance Confocal Microscopy Reveals Modulation of Senescence-Associated Epidermal Morphometric Features by a Topical TGF-β Mimetic, XEP™-716 Miniprotein™

    • Hanane Chajra
    • Nicolas Rayroux
    • Jean-Marc Le Doussal

    Introduction Epidermal aging is characterized by progressive structural alterations, including reduced keratinocyte density, altered cellular morphology, and widened intercellular spacing (ICS). Reflectance confocal microscopy (RCM) combined with...

    01 October 2026 Open access
  9. Article

    Decoding inequality in years lived with disability: a cross-national age-based analysis from Sierra Leone, Burkina Faso, Burundi, and the Central African Republic

    • Alpha Umaru Bai-Sesay
    • Daniel Karim Dauda Sesay
    • Chizaram Anselm Onyeaghala

    Introduction Age-based disparities in non-fatal health outcomes are critical yet underexplored in fragile sub-Saharan African settings, where communicable, maternal, perinatal, and nutritional conditions drive significant morbidity. This study...

    01 October 2026 Open access
  10. Article

    Sarcopenia and associated factors among older adults living in bahir dar city, northwest Ethiopia: a cross-sectional study

    • Yibeltal Wolelaw Admas
    • Kefale Getie
    • Alemu Kassaw Kibret

    Introduction Sarcopenia is a common health problem among older individuals, characterized by a progressive and generalized skeletal disorder that leads to a consistent decline in muscle strength and functional capacity. It increases the likelihood of...

    01 October 2026 Open access
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