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Related Experiment Videos

Growth hormone and ageing.

G Johannsson1, J Svensson, B A Bengtsson

  • 1Research Centre for Endocrinology and Metabolism, Sahlgrenska University Hospital, Göteborg, Sweden. Gudmundur.Johannsson@medic.gu.se

Growth Hormone & IGF Research : Official Journal of the Growth Hormone Research Society and the International IGF Research Society
|September 13, 2000
PubMed
Summary

As people age, growth hormone (GH) levels decline, leading to muscle loss and increased body fat. GH therapy may help counteract age-related health issues in older adults.

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Area of Science:

  • Gerontology
  • Endocrinology
  • Cardiovascular Medicine

Background:

  • Western societies face a growing elderly population.
  • Older adults are prone to frailty-associated disorders and cardiovascular diseases.
  • Growth hormone (GH) secretion naturally decreases with age.

Purpose of the Study:

  • To investigate the health consequences of declining GH levels in aging.
  • To explore the potential of GH or GH secretagogue treatment in mitigating age-related decline.

Main Methods:

  • The study reviews existing literature on aging, GH deficiency, and associated health outcomes.
  • It examines the physiological changes linked to reduced GH, including body composition and bone mass.
  • The association between GH levels and aging catabolism is discussed.

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Main Results:

  • Aging is associated with decreased muscle mass, strength, and bone density.
  • There is an increase in total and visceral fat with age and GH deficiency.
  • Reduced GH levels are linked to the catabolic processes of aging.

Conclusions:

  • Declining GH levels contribute to negative physiological changes during aging.
  • GH or GH secretagogue treatment may offer a therapeutic strategy to manage age-related health issues.
  • Further research into GH's role in aging is warranted.