Purpose: The purpose of the current study was to examine sensory and auditory memory limitations on intensity resolution in individuals with Parkinson's disease as compared to healthy older and younger adults. Method: Nineteen individuals with Parkinson's disease, 10 healthy age- and hearing-matched adults, and 10 healthy young adults were…

Decades of research have established that "online" cognitive processes, which operate during conscious encoding and retrieval of information, contribute substantially to individual differences in memory. Furthermore, it is widely accepted that "offline" processes during sleep also contribute to memory performance. However, the question of whether…

To elucidate differences between normal age-associated memory impairment (AAMI) and mild Alzheimer's disease (AD), batteries of traditional memory tasks and computer-simulated everyday memory tests were administered to 56 matched AAMI-AD pairs. Results demonstrate the feasibility of discriminating mild AD through these tests. (SLD)