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Drug distribution in the human body is influenced by several factors, including plasma protein concentration, body composition, blood flow, tissue-protein concentration, and tissue fluid pH. Among these, changes in plasma protein concentration and body composition due to aging significantly affect how drugs are distributed within the body. Specifically, aging is associated with a decrease in albumin levels by about 10% and an increase in α1-acid glycoprotein levels. These alterations are...
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Related Experiment Video

Updated: Mar 17, 2026

Determining Gender-Based Differences in Retinal and Choroidal Thickness in Underweight Individuals via Swept-Source Optical Coherence Tomography
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Determining Gender-Based Differences in Retinal and Choroidal Thickness in Underweight Individuals via Swept-Source Optical Coherence Tomography

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Aging, Nutritional Status and Health.

Wilma Leslie1, Catherine Hankey2

  • 1Human Nutrition, School of Medicine, College of Medical, Veterinary & Life Sciences, University of Glasgow, Glasgow G31 2ER, UK. wilma.leslie@glasgow.ac.uk.

Healthcare (Basel, Switzerland)
|July 16, 2016
PubMed
Summary

Meeting the nutritional needs of older adults is vital for health and independence. Aging presents unique challenges, with malnutrition and micronutrient deficiencies impacting well-being.

Keywords:
nutritional screening and interventionobesityolder adultsunder nutrition

Related Experiment Videos

Last Updated: Mar 17, 2026

Determining Gender-Based Differences in Retinal and Choroidal Thickness in Underweight Individuals via Swept-Source Optical Coherence Tomography
03:35

Determining Gender-Based Differences in Retinal and Choroidal Thickness in Underweight Individuals via Swept-Source Optical Coherence Tomography

Published on: December 1, 2023

798

Area of Science:

  • Gerontology
  • Nutritional Science
  • Public Health

Background:

  • Global population is aging, increasing demand on healthcare and support services.
  • Adequate nutrition is essential for maintaining health, independence, and quality of life in older adults.
  • Poor health can impair nutritional intake, leading to malnutrition (under- and overnutrition).

Purpose of the Study:

  • To highlight the critical importance of diet and nutrition for the aging population.
  • To address the challenges older adults face in meeting their nutritional requirements.
  • To emphasize the need for weight management interventions in obese older adults and address common micronutrient shortfalls.

Main Methods:

  • This is a review and synthesis of current knowledge on aging and nutrition.
  • Analysis of the impact of malnutrition and specific micronutrient deficiencies (e.g., vitamin D, iron) on older adults.
  • Discussion of the evolving and diverse nutritional needs of the growing elderly population.

Main Results:

  • Malnutrition, both undernutrition and overnutrition (obesity), poses significant health risks for older adults.
  • Micronutrient deficiencies, including vitamin D and iron, are common and affect well-being.
  • Obesity in older adults is increasing, necessitating targeted weight management strategies.

Conclusions:

  • Aging presents multifaceted challenges to maintaining optimal nutritional health.
  • Addressing diverse nutritional needs, including micronutrient status and weight management, is crucial for the health and quality of life of the elderly.
  • Proactive nutritional strategies are essential to support the growing older population.