Background Late-life depression (LLD) is considered as a prodrome to dementia and plays
a major role in the development of long-term cognitive disabilities. We aimed to estimate the …

Preliminary evidence suggests that neighborhood environments, such as socioeconomic
disadvantage, pedestrian and physical activity infrastructure, and availability of …

Objective To test the hypothesis that neighborhood-level disadvantage is associated with
longitudinal measures of neurodegeneration and cognitive decline in an unimpaired cohort …

To investigate the prevalence of cognitive impairment and its risk factors among Chinese
elders aged over 80 years, a community-based, cross-sectional study was conducted from …

Elderly citizens are concentrated in urban areas and are particularly affected by the
immediate residential environment. Cities are unequal and segregated places, where there …

Abstract Objectives Blacks and Hispanics are at increased risk for dementia, even after
socioeconomic and vascular factors are taken into account. This study tests a …

Importance Neighborhood-level residential segregation is implicated as a determinant for
poor health outcomes in black individuals, but it is unclear whether this association extends …

Introduction We investigated the association of the area deprivation index (ADI) with
cognitive decline, mild cognitive impairment (MCI), and dementia in older adults (≥ 50 years …

Background As the coronavirus disease 2019 (COVID-19) pandemic continues, there has
been a growing interest in the chronic sequelae of COVID-19. Neuropsychiatric symptoms …

Abstract Vitamin B12 (B12), also known as cobalamin, is a water-soluble vitamin. It is a
cofactor in DNA synthesis and is involved in the metabolism of every cell of the human body …