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DHEA and sport.

Brian Corrigan1

  • 1Institute of Sport, Concord Hospital, Sydney, New South Wales, Australia. abc@southernx.com.au

Clinical Journal of Sport Medicine : Official Journal of the Canadian Academy of Sport Medicine
|July 20, 2002
PubMed
Summary

DHEA is a hormone that the body can convert into other hormones like testosterone or estrogen. Levels of DHEA peak when people are young and then drop sharply as they age. Some people believe that DHEA can help with aging or improve athletic performance. This review looks at what is known about DHEA and how it changes with age. It finds that while DHEA levels decline significantly with age, the evidence for its use in sports or as an anti-aging supplement is not strong. The study suggests that more research is needed to understand DHEA's effects better.

Keywords:
DHEA metabolismhormone agingprohormone effectssteroid hormone conversion

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Area of Science:

  • Endocrinology and hormone therapy
  • Sports medicine and performance enhancement
  • Gerontology and aging research

Background:

Aging is associated with numerous hormonal shifts. One of the most significant changes involves DHEA levels, which decline sharply after early adulthood. DHEA is a key steroid hormone precursor. It can be converted into androgens or estrogens. This decline has led to speculation about its role in aging-related changes. Some researchers and the public have labeled DHEA as a potential anti-aging agent. Others have proposed it as a performance enhancer in athletic contexts. However, the mechanisms of DHEA conversion and its effects remain unclear. This uncertainty has driven interest in its physiological and psychological impacts.

Purpose Of The Study:

The purpose of this study is to examine the role of DHEA in aging and athletic performance. It aims to clarify how DHEA levels change with age and how this might influence health outcomes. The study also explores the rationale behind DHEA's use in sports. It investigates the belief that DHEA acts as a prohormone for testosterone production. The goal is to assess the scientific basis for these claims. The study addresses the gap in understanding DHEA's physiological effects. It considers how DHEA's conversion pathways might affect different tissues. The findings may help inform future research on hormone supplementation.

Main Methods:

The study reviews existing literature on DHEA metabolism and its role in aging. It analyzes how DHEA is converted into other hormones in the body. The researchers examine the relationship between DHEA levels and age-related changes. They assess the evidence for DHEA's use in athletic performance. The study considers the biochemical pathways involved in DHEA conversion. It evaluates the data on DHEA supplementation in human trials. The researchers compare findings across different populations and age groups. The study uses a systematic approach to synthesize available evidence.

Main Results:

DHEA levels peak in early adulthood and decline significantly with age. By age 70, DHEA levels drop to about 20% of peak levels. This decline is more pronounced than many other hormonal changes. DHEA can be converted into both androgens and estrogens. Some studies suggest DHEA may influence muscle mass and strength. However, evidence for its conversion to testosterone in significant amounts is limited. The belief that DHEA acts as a prohormone for testosterone is not fully supported. The study finds that DHEA's role in athletic performance remains uncertain.

Conclusions:

The study concludes that DHEA levels decrease markedly with age. This decline has led to speculation about its anti-aging potential. However, the evidence for DHEA as a performance enhancer is not strong. The belief that DHEA converts to testosterone in significant amounts is not well supported. The authors suggest that further research is needed to clarify DHEA's effects. The study emphasizes the need for more detailed investigations into DHEA metabolism. It highlights the importance of distinguishing between DHEA's physiological roles and popular claims. The findings suggest that DHEA's impact on aging and performance remains an open question.

DHEA is a steroid hormone that can convert into androgens or estrogens. It is called a prohormone because it serves as a precursor to other hormones.

DHEA levels peak in early adulthood and decline sharply with age. By age 70, levels are about 20% of peak levels.

Some athletes use DHEA because they believe it converts to testosterone. However, evidence for this conversion is limited.

DHEA levels drop significantly with age. This decline is more pronounced than many other hormonal changes.

The study finds limited evidence that DHEA improves performance. Its conversion to testosterone in significant amounts is not supported.

The study suggests that more research is needed to clarify DHEA's effects on aging and performance.