• Entry
  • Reader's guide
  • Entries A-Z
  • Subject index

Memory Fitness

  • By: Gilles O. Einstein & Mark A. McDaniel
  • In: Encyclopedia of Lifestyle Medicine & Health
  • Edited by: James M. Rippe
  • Subject:Health Psychology / Behavioral Medicine, Public Health Education & Health Promotion, Health Psychology

Consistent with the frequent memory complaints among older adults, cross-sectional studies tend to show robust, age-related declines on a variety of memory tasks. In comparison with younger adults, older adults show deficits in working memory (e.g., keeping thoughts activated in the face of distraction, as would be involved in mentally multiplying 2 large numbers) and long-term memory (e.g., remembering a list of words). These observed memory deficits with age correspond with biological changes in the brain. Older brains tend to exhibit loss of volume, particularly in the frontal lobes; loss of myelination; reduced blood flow; sparser dendritic branching; and reduced levels of some neurotransmitters. All of these are thought to compromise basic memory functioning.

In the face of this clear evidence of behavioral and biological declines ...

    • Loading...
    locked icon

    Sign in to access this content

    Get a 30 day FREE TRIAL

    • Watch videos from a variety of sources bringing classroom topics to life
    • Read modern, diverse business cases
    • Explore hundreds of books and reference titles