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Several body functions deteriorate with age. The external signs of aging are easily identifiable. For example, the skin becomes dry, less elastic, and thins out, forming wrinkles. The skin of the face begins to appear looser due to a decrease in the levels of elastic and collagen fibers in the connective tissue. Additionally, melanin production in the hair follicle decreases with age, resulting in gray hair. Moreover, the senses of sight and hearing decline, so glasses and hearing aids may...
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Aging is a complex biological phenomenon influenced by various processes that affect cellular and systemic functions. Several prominent theories attempt to explain its mechanisms, highlighting cellular limitations, oxidative damage, and hormonal changes as central factors in aging.
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Effects of exercise on cellular and tissue aging.

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Regular exercise combats aging by improving cellular function and reducing inflammation, thereby extending lifespan and healthspan. This lifestyle intervention is particularly beneficial for type 2 diabetes (T2D), counteracting accelerated cellular aging.

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Area of Science:

  • Gerontology and cellular biology
  • Metabolic diseases and exercise physiology

Background:

  • Aging is a progressive loss of homeostasis, driven by internal and external factors, leading to chronic diseases like type 2 diabetes (T2D).
  • Cellular aging accelerates in T2D, exacerbating disease progression.

Purpose of the Study:

  • To review the antiaging effects of exercise from clinical to cellular levels.
  • To explore exercise's role in mitigating aging hallmarks and inflammation.
  • To highlight exercise's relevance for managing T2D through antiaging mechanisms.

Main Methods:

  • Literature review of exercise interventions and their impact on aging.
  • Analysis of exercise's effects on cellular hallmarks of aging.
  • Identification of key molecular regulators, such as AMPK, involved in exercise's antiaging effects.

Main Results:

  • Exercise extends lifespan and healthspan by decreasing aging hallmarks and inflammation.
  • Exercise demonstrates capacity to reverse multiple hallmarks of aging across various tissues and systems.
  • AMP-activated protein kinase (AMPK) is proposed as a central regulator of exercise's cellular antiaging effects.

Conclusions:

  • Exercise is a potent lifestyle intervention with significant antiaging properties.
  • Exercise can counteract accelerated cellular aging, particularly in the context of T2D.
  • Targeting cellular aging mechanisms through exercise offers therapeutic potential for age-related diseases.