This chapter reviews research on L1ers' individual differences in the proficiency of
understanding and speaking their L1, as a function of age and/or level of education. In …

Background A new paradigm is emerging in which mobility and cognitive impairments,
previously studied, diagnosed, and managed separately in older adults, are in fact regulated …

Importance Typical cognitive aging may be defined as age-associated changes in cognitive
performance in individuals who remain free of dementia. Ideally, the full adult age spectrum …

Introduction Gait impairment is common in neurodegenerative disorders. Specifically, gait
variability—the stride‐to‐stride fluctuations in distance and time—has been associated with …

Abstract The Maastricht Study is an extensive phenotyping study that focuses on the etiology
of type 2 diabetes (T2DM), its classic complications, and its emerging comorbidities. The …

With continued debate over the functional significance of adult neurogenesis, identifying an
in vivo correlate of neurogenesis has become an important goal. Here we rely on the …

Previous studies have suggested beneficial effects of physical activity on cognition. Here, we
asked in an interventional approach if physical activity performed at different intensity levels …

The Stroop Color-Word Test was administered to 1,856 cognitively screened, healthy
Dutchspeaking participants aged 24 to 81 years. The effects of age, gender, and education …

Background Alzheimer's disease (AD) pathology is common in patients with amnestic mild
cognitive impairment (aMCI) without dementia, but the prevalence of AD pathology in …

Background Low folate and raised homocysteine concentrations in blood are associated
with poor cognitive performance in the general population. As part of the FACIT trial to …