Andropause: invention, prevention, rejuvenation

David J Handelsman1, Peter Y Liu

  • 1Department of Andrology, Concord Hospital, ANZAC Research Institute, University of Sydney, Sydney, NSW 2139, Australia. djh@anzac.edu.au

Insights

Testosterone therapy for aging men, often called andropause, is a growing trend. However, current evidence for its benefits on male reproductive health during aging is questionable and requires critical evaluation.

Area of Science:

  • Endocrinology
  • Male Reproductive Health
  • Gerontology

Background:

  • Growing interest in testosterone therapy for middle-aged and older men.
  • Emergence of the concept 'andropause' to describe age-related testosterone decline.
  • Concerns about unsubstantiated trends mirroring past rejuvenation fads and estrogen therapy for menopause.

Purpose of the Study:

  • Critically evaluate the current status and future prospects of androgen therapy in aging men.
  • Assess the scientific basis for using testosterone therapy to enhance male reproductive health during aging.

Main Methods:

  • Review of current scientific knowledge and literature.
  • Critical appraisal of existing evidence on androgen therapy and aging.
  • Focus on male reproductive health outcomes.

Main Results:

  • The scientific basis for widespread androgen therapy in aging men is currently questionable.
  • Evidence supporting the improvement of male reproductive health through testosterone therapy is limited.
  • Potential risks and benefits require careful consideration.

Conclusions:

  • Androgen therapy for aging men lacks robust scientific evidence for improving reproductive health.
  • The trend of 'andropause' treatment warrants critical scientific scrutiny.
  • Further research is needed to establish the efficacy and safety of testosterone therapy in this population.

Related Concept Videos

Menopause01:28

Menopause

Menopause, a natural biological process marking the end of a woman's fertility, typically occurs between the fifth and sixth decade of life. This phase is characterized by the exhaustion of the ovarian follicle pool, leading to less responsive ovaries despite the high levels of Follicle Stimulating Hormone (FSH) and Luteinizing Hormone (LH). The consequential decrease in estrogen production results in symptoms like hot flashes, heavy sweating, headaches, hair loss, muscle pains, vaginal...
Aging01:26

Aging

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.
Cellular Clock Theory
The cellular clock theory posits that the human lifespan is closely tied to the finite capacity of cells to divide, a phenomenon governed by telomeres, which are protective caps at the ends of...
Pharmacodynamics in Geriatric Patients: Effects of Age01:27

Pharmacodynamics in Geriatric Patients: Effects of Age

Age-related pharmacokinetic changes are extensively documented, but understanding age-related pharmacodynamic alterations is relatively limited. This knowledge gap can be partly attributed to the complexity of developing appropriate measures of drug responses compared to bioanalytical methods for determining drug concentrations.Most information regarding age-related differences in human pharmacodynamics originates from cross-sectional studies. However, these studies assume that observed mean...
The Effect of Aging on Tissues01:19

The Effect of Aging on Tissues

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...
Hormonal Regulation01:40

Hormonal Regulation

Hormones regulate a significant portion of digestion through activation of the neuroendocrine system. The neuroendocrine system of digestion contains many different hormones all with multiple functions that are both, directly and indirectly, involved in digestion.
Pharmacokinetics in Geriatric Patients: Effect of Age on Drug Metabolism01:18

Pharmacokinetics in Geriatric Patients: Effect of Age on Drug Metabolism

Geriatric patients show significant variation in how their bodies process medications, which can change how effective and safe treatments are. The liver is the primary organ where drug metabolism occurs, involving two main types of chemical reactions: phase I and II. Phase I metabolism is driven by the cytochrome P450 enzyme system, which includes key types such as CYP3A, CYP2D6, and CYP2C9. Research indicates that while aging doesn't notably alter the levels or activity of these enzymes, it...