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Related Concept Videos

Testosterone: Functions and Regulation01:26

Testosterone: Functions and Regulation

The intricate hormonal interplay essential for male reproductive health begins with the release of gonadotropin-releasing hormone (GnRH) by the hypothalamus. This hormone prompts the pituitary gland to secrete follicle-stimulating hormone (FSH) and luteinizing hormone (LH). LH targets the Leydig cells in the testes, stimulating them to produce and release testosterone. In concert with testosterone, FSH acts on the Sertoli cells within the seminiferous tubules to facilitate the release of...
Infertility in Males01:23

Infertility in Males

Male infertility affects millions of couples worldwide, arising from various factors that impact different stages of the reproductive process. An endocrine imbalance resulting from conditions like hypogonadism, Klinefelter syndrome, or pituitary disorders can disrupt hormone levels and reduce sperm production. Testicular defects, such as tumors, cryptorchidism, atrophic testes, abnormal sperm morphology, and low sperm count or motility, may arise due to genetic factors, structural...
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Disorders of the Male Reproductive System

Men's health issues are increasingly recognized as significant, with several conditions posing common threats. Among these, testicular cancer is especially prevalent in younger men, particularly those aged 20 to 35 years. The disease often manifests as a painless mass in the testicles, sometimes accompanied by a sensation of heaviness or a dull ache.
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Gonadal and Placental Hormones01:24

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The gonads, namely the testes in males and the ovaries in females, are pivotal in producing gonadal hormones that orchestrate the intricate processes of sexual development and reproduction.
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Menopause01:28

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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...
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Related Experiment Video

Updated: May 25, 2026

Establishment of Rat Models Mimicking Gender-affirming Hormone Therapies
06:24

Establishment of Rat Models Mimicking Gender-affirming Hormone Therapies

Published on: January 10, 2025

Testosterone replacement in male hypogonadism.

Sanjay Kalra1, Navneet Agrawal, Satish Kumar

  • 1Department of Endocrinology, Bharti Hospital, Karnal, India. brideknl@gmail.com

Clinical Pharmacology : Advances and Applications
|February 1, 2012
PubMed
Summary

Testosterone replacement therapy can help aging males with androgen deficiency. This review covers clinical aspects and benefits for men experiencing low testosterone.

Keywords:
ADAMhypogonadismsupplementationtestosterone

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Combining Behavioral Endocrinology and Experimental Economics: Testosterone and Social Decision Making
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Combining Behavioral Endocrinology and Experimental Economics: Testosterone and Social Decision Making

Published on: March 2, 2011

Area of Science:

  • Endocrinology
  • Geriatrics
  • Men's Health

Background:

  • Aging males may experience a decline in testosterone levels.
  • Androgen deficiency in aging males (ADAM) is a recognized clinical condition.
  • Testosterone deficiency impacts various aspects of male health and well-being.

Purpose of the Study:

  • To review the clinical manifestations of androgen deficiency in aging males.
  • To discuss the therapeutic role and clinical aspects of testosterone replacement therapy (TRT).
  • To provide an overview of current practices in managing ADAM.

Main Methods:

  • Literature review of clinical studies and guidelines on TRT.
  • Analysis of data regarding the efficacy and safety of testosterone supplementation.
  • Synthesis of information on patient selection and monitoring for TRT.

Main Results:

  • TRT can alleviate symptoms associated with low testosterone in aging men.
  • Clinical benefits include improvements in mood, energy, and sexual function.
  • Careful patient selection and monitoring are crucial for safe and effective TRT.

Conclusions:

  • Testosterone replacement therapy is a viable option for managing androgen deficiency in aging males.
  • TRT should be individualized based on clinical symptoms and biochemical levels.
  • Ongoing research continues to refine the understanding and application of TRT in men.