Clinical and population research on dementia and related neurologic conditions, including
Alzheimer's disease, faces several unique methodological challenges. Progress to identify …

Longitudinal data spanning 22 years, obtained from deceased participants of the German
Socio-Economic Panel Study (SOEP; N= 1,637; 70-to 100-year-olds), were used to examine …

Among older adults, deficits in both level and variability of speeded performance are linked
to neurological impairment. This study examined whether and when speed (rate), speed …

An association between level of cognitive function and grip strength is well established,
whereas evidence for longitudinal associations of change in the 2 functions is still unclear …

The study of aging demands an integrative life-span developmental framework, involving
interdisciplinary collaborations and multiple methodological approaches for understanding …

A first point to be made is that the current collection of papers provides no evidence
whatsoever for the Riegel and Riegel (1972) hypothesis that terminal cognitive effects …

Objectives. Gerontological research suggests that depressive symptoms show antecedent
and consequent relations with late-life disability. Less is known, however, about how …

Objectives. Relative to typical age-related cognitive decrements, the terms “terminal decline”
and “terminal drop” refer to the phenomenon of increased cognitive decline in proximity to …

Time is a vehicle that can be used to represent aging-related processes and to index the
amount of aging-related resources or burdens individuals have accumulated. Using data on …

Functional health declines with advancing age, which is supposedly the consequence of
both normal,“primary aging” as well as of mortality-related,“tertiary aging” processes. To …