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Obesity in the elderly.

M Elia1

  • 1University of Southampton, United Kingdom. elia@soton.ac.uk

Obesity Research
|November 15, 2001
PubMed
Summary
This summary is machine-generated.

As people age, body weight and body mass index (BMI) typically increase until around 60, then decline. Increased physical activity in older adults aids weight management and improves overall well-being.

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Area of Science:

  • Gerontology
  • Nutrition Science
  • Public Health

Background:

  • Body weight and body mass index (BMI) generally increase with age until approximately 60 years, after which they decline.
  • Intra-abdominal fat increases with age, correlating with higher morbidity and mortality.
  • Energy intake and expenditure decrease with age, primarily due to reduced physical activity.

Purpose of the Study:

  • To examine age-related changes in body weight, body mass index (BMI), and energy expenditure.
  • To investigate the relationship between BMI, mortality, and morbidity in aging populations.
  • To evaluate the benefits and challenges of weight management and physical activity in the elderly.

Main Methods:

  • Analysis of existing data on body weight, BMI, and mortality trends in developed countries.

Related Experiment Videos

  • Review of studies on the effects of aging on metabolic rate and physical activity levels.
  • Examination of research on the impact of weight loss and physical activity on morbidity and mortality in older adults.

    • Main Results:

    • BMI-mortality curves show complex changes with age, including upward shifts and flattening.
    • The impact of weight loss on mortality in the elderly is inconsistent and confounded by methodological issues.
    • Increased physical activity in the elderly improves muscle strength, endurance, and well-being, and aids weight management.

    Conclusions:

    • Weight management in the elderly presents a complex balance between potential benefits (reduced morbidity, improved well-being) and challenges (short life expectancy, resistance to change).
    • Encouraging physical activity is crucial for weight management in older adults, offering significant health and well-being advantages.
    • Further research is needed to clarify the optimal strategies for weight management in the elderly, considering individual health status and quality of life.