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Related Concept Videos

Disorders of the Male Reproductive System01:20

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.
Prostate disorders are another major concern. These conditions can impair urinary flow due to the prostate's location around the urethra. Symptoms...
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...
Spermatogenesis01:41

Spermatogenesis

Spermatogenesis is the process by which haploid sperm cells are produced in the male testes. It starts with stem cells located close to the outer rim of seminiferous tubules. These spermatogonial stem cells divide asymmetrically to give rise to additional stem cells (meaning that these structures “self-renew”), as well as sperm progenitors, called spermatocytes. Importantly, this method of asymmetric mitotic division maintains a population of spermatogonial stem cells in the male reproductive...
Infertility in Females01:28

Infertility in Females

Female infertility is defined as the inability to conceive after a year of regular, unprotected intercourse and affects about 10–15% of couples worldwide. The primary cause of female infertility is ovulatory disorders, which hinder the release of eggs. These disorders can be classified as hypothalamic amenorrhea, polycystic ovarian syndrome (PCOS), premature ovarian failure, and hyperprolactinemic anovulation disorders.
Endometriosis, a condition characterized by abnormal growth of endometrial...
Male Sexual Response: Erection & Ejaculation01:17

Male Sexual Response: Erection & Ejaculation

Sexual stimulation can take various forms, such as physical touch and visual or auditory cues. When this happens, the parasympathetic reflex in the sacral portion of the spinal cord is activated. This reflex stimulates the release of nitric oxide (NO), which then dilates the arterioles in the penis, increasing blood flow to the erectile tissues - the corpora cavernosa and corpus spongiosum.
The blood filling the erectile tissues compresses the veins, which helps to prevent blood from leaving...
Sex Linked Disorders01:43

Sex Linked Disorders

Like autosomes, sex chromosomes contain a variety of genes necessary for normal body function. When a mutation in one of these genes results in biological deficits, the disorder is considered sex-linked.

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Updated: Jun 8, 2026

Treatment Model for Young Patients with Psychogenic Erectile Dysfunction and Resultant Infertility
04:22

Treatment Model for Young Patients with Psychogenic Erectile Dysfunction and Resultant Infertility

Published on: May 30, 2025

[Sport, infertility and erectile dysfunction].

G Gulino1, F Sasso, A D'Onofrio

  • 1Clinica Urologica, Policlinico Universitario Agostino Gemelli, Università Cattolica del Sacro Cuore, Roma -Italy. ggulino@yahoo.it

Urologia
|October 5, 2010
PubMed
Summary
This summary is machine-generated.

Athletes, especially bodybuilders, have a high incidence of varicocele. Intense physical activity may negatively impact male fertility and hormone levels, while cycling poses risks for erectile dysfunction due to arterial compression.

Related Experiment Videos

Last Updated: Jun 8, 2026

Treatment Model for Young Patients with Psychogenic Erectile Dysfunction and Resultant Infertility
04:22

Treatment Model for Young Patients with Psychogenic Erectile Dysfunction and Resultant Infertility

Published on: May 30, 2025

Area of Science:

  • Urology
  • Sports Medicine
  • Andrology

Background:

  • Growing interest in male genital pathologies in athletes, including varicocele, infertility, and erectile dysfunction.
  • High varicocele incidence (up to 30%) in athletes, rising with training hours.
  • Athletes face potential risks like infertility and erectile dysfunction.

Purpose of the Study:

  • To review the impact of sports activities on male reproductive health.
  • To highlight specific risks associated with varicocele, infertility, and erectile dysfunction in athletes.
  • To discuss the effects of cycling on erectile function.

Main Methods:

  • Literature review of studies on male genital pathologies in athletes.
  • Analysis of incidence rates and risk factors for varicocele, infertility, and erectile dysfunction.
  • Examination of the effects of physical stress and cycling on male reproductive health.

Main Results:

  • Varicocele incidence up to 30% in athletes, 60-80% in bodybuilders, increasing linearly with training.
  • Controversial data on physical activity's effect on fertility; some studies show worsening seminal parameters.
  • Cycling is a significant risk factor for erectile dysfunction (13-24%) due to perineal artery compression.

Conclusions:

  • Athletes are at increased risk for varicocele, infertility, and erectile dysfunction.
  • Specific sports like cycling present unique risks requiring targeted prevention strategies.
  • Further research is needed to fully understand and mitigate these risks in athletic populations.