Background Optimal vitamin D intake and its status are important not only for bone and
calcium-phosphate metabolism, but also for overall health and well-being. Vitamin D …

Background: Adherence to a Mediterranean diet has been associated with lower risk of
various age-related diseases including dementia. Although narrative reviews have been …

Objective: To examine the association between cognitive function and dementia with vitamin
D concentration in adults. Methods: Five databases were searched for English-language …

Objective: To determine whether low vitamin D concentrations are associated with an
increased risk of incident all-cause dementia and Alzheimer disease. Methods: One …

Background To our knowledge, no prospective study has examined the association between
vitamin D and cognitive decline or dementia. Methods We determined whether low levels of …

Importance Genetic factors increase risk of dementia, but the extent to which this can be
offset by lifestyle factors is unknown. Objective To investigate whether a healthy lifestyle is …

Background Frailty has been conceptualized as a wasting disorder with weight loss as a key
component. However, obesity is associated with disability and with physiological markers …

Vitamin D has been investigated in association with cognitive function in older adults. It is
unclear whether hypovitaminosis D could be associated with Alzheimer's disease (AD). Our …

BACKGROUND: Depression is a heritable trait that exists on a continuum of varying severity
and duration. Yet, the search for genetic variants associated with depression has had few …

The usefulness of personality traits in the explanation and prediction of entrepreneurship is
critically evaluated, and both contemporary theory and existing empirical findings are …