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Aging and oxidative stress.

D Harman1

  • 1Department of Medicine, University of Nebraska College of Medicine, Omaha, USA.

Journal of the International Federation of Clinical Chemistry
|February 6, 1998
PubMed
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Aging accelerates death risk due to accumulated changes, with the inborn aging process being a key factor. Research into free radical reactions shows promise for extending average life expectancies beyond 85 years.

Area of Science:

  • Gerontology and cellular biology

Background:

  • Aging is characterized by accumulated physiological changes, increasing mortality risk.
  • The intrinsic aging process is a primary risk factor for age-related diseases and death, particularly after age 28.
  • Current average life expectancies at birth (ALE-B) in developed nations fall short of the potential 85-year limit.

Purpose of the Study:

  • To investigate the role of free radical reactions in the aging process.
  • To explore the potential of interventions targeting free radical damage to extend lifespan.

Main Methods:

  • Review of extensive studies investigating the free radical theory of aging.
  • Analysis of data correlating free radical activity with aging markers and lifespan.

Main Results:

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  • Free radical reactions are implicated as a potential cause of aging-related changes.
  • Studies suggest that mitigating free radical damage may significantly impact longevity.

Conclusions:

  • The free radical theory of aging provides a promising avenue for research.
  • Interventions targeting free radical reactions hold potential for increasing average life expectancies to 85 years and beyond.