oa Southern African Journal of Anaesthesia and Analgesia - Cognitive changes in aging - the implications for us as anaesthetists : editorial

Volume 14, Issue 5
  • ISSN : 2220-1181
  • E-ISSN: 2220-1173



Aging is a universal and progressive physiological phenomenon clinically characterised by degenerative changes in :

  • The structure of organs and tissue
  • The functional capacity of organs and tissues
Life span is an idealised, species-specific biologic parameter that quantifies maximum attainable age under optimal environmental conditions, whereas life expectancy describes an empirical estimate of typical longevity under prevailing or predicted circumstances. Advances in medical science and health care have changed this considerably over the last few decades.

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