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Changes in eating behavior during the aging process.

Robert J F Elsner1

  • 1Department of Nutrition, Food Choice and Acceptability Unit, University College Cork, Cork, Ireland. relsner@ucc.ie

Eating Behaviors
|March 6, 2004
PubMed
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Aging affects eating behaviors, influencing food choices and appetite. Understanding these changes helps distinguish normal aging from eating disorders like geriatric anorexia.

Area of Science:

  • Gerontology
  • Nutritional Psychology
  • Behavioral Neuroscience

Background:

  • Global demographic shifts necessitate understanding age-related eating changes.
  • Differentiating normative eating behavior from pathologies is crucial in aging populations.
  • Aging impacts psychological, social, and physiological aspects of eating.

Purpose of the Study:

  • To review how aging affects eating behavior.
  • To examine the neurochemical and psychobehavioral factors influencing appetite in older adults.
  • To explore sensory declines and their impact on food choices and acceptability.

Main Methods:

  • Literature review of psychological, social, and physiological changes in aging.
  • Examination of neurochemical and neurophysiological bases of appetite.

Related Experiment Videos

  • Analysis of psychobehavioral models and variables like depression and social interaction.

    • Main Results:

    • Sensory system declines in aging significantly affect food preference and acceptance.
    • Age-associated changes can manifest as conditions such as geriatric anorexia.
    • Centenarian studies offer insights into normative and pathological aging processes.

    Conclusions:

    • Age-related changes in appetite and sensory perception are key factors in eating behavior.
    • Distinguishing normal aging from eating disorders requires a comprehensive understanding of these factors.
    • Further research into the eating behaviors of centenarians can illuminate aging trajectories.