Importance Reliable prevalence estimates are lacking for young-onset dementia (YOD), in
which symptoms of dementia start before the age of 65 years. Such estimates are needed for …

China has the largest population of patients with dementia in the world, imposing a heavy
burden on the public and health care systems. More than 100 epidemiological studies on …

Altered gut microbiota has been reported in individuals with mild cognitive impairment (MCI)
and Alzheimer's disease (AD). Previous research has suggested that specific bacterial …

Background Gut microbiota (GMB) alteration has been reported to influence the Alzheimer's
disease (AD) pathogenesis through immune, endocrine, and metabolic pathways. This study …

Neighbourhood built environments have increasingly been recognized as important
nonpharmacological environmental features that contribute to cognitive health. However …

Background: Despite rising interest in sex differences in dementia, it is unclear whether sex
differences in dementia incidence and prevalence are apparent globally. Objective: We …

Background Oral health has been found to be associated with cognitive function in basic
research and epidemiology studies. Most of these studies had no comprehensive clinical …

Neurodegenerative disease Alzheimer's disease (AD) is attracting growing concern
because of an increasing patient population among the elderly. Tea consumption is …

Objective To examine prospective associations of clinically relevant depressive symptoms
with cognitive functions and rates of cognitive decline among Chinese adults aged 45 years …

Objective To assess the level of caregiver burden and factors associated with it among
family caregivers of persons with dementia (PWD) living in communities of Shanghai, China …