3 citations
,
February 2018 in “Human Reproduction” A man with testotoxicosis was fertile despite low FSH levels, suggesting high testosterone may allow sperm production without FSH.
16 citations
,
June 2022 in “Transgender Health” Oocyte retrieval is possible for transgender men on testosterone therapy without affecting fertility outcomes.
53 citations
,
February 2022 in “The Journal of clinical endocrinology and metabolism/Journal of clinical endocrinology & metabolism” AMH helps estimate ovarian reserve but doesn't predict pregnancy chances; age is more important.
39 citations
,
January 2019 in “The World Journal of Men's Health” Testosterone replacement therapy can prevent men from fathering children and should not be used by those wanting to stay fertile.
8 citations
,
January 2017 in “Fertility and Sterility” Urologic diseases and treatments in older men can negatively affect fertility, and doctors should talk to patients about this.
March 2014 in “Fertility and Sterility” The April 2014 issue of "Fertility and Sterility" discussed various reproductive health topics, including hormone therapy benefits, sperm and genetic factors in male infertility, and the link between PCOS and diabetes.
17 citations
,
May 2021 in “Journal of Assisted Reproduction and Genetics” COVID-19 may harm male fertility and damage the reproductive system.
1 citations
,
July 2021 in “Current Issues in Molecular Biology” Father's finasteride use may affect son's fertility and testicular function.
26 citations
,
March 2001 in “PubMed” Men's fertility and sexual health decline with age, with reduced testosterone and virility, and many lose fertility by their eighties.
1 citations
,
September 2021 in “Fertility and Sterility” American men seeking infertility evaluation are generally older, more obese, have longer infertility duration, and different lifestyle habits compared to Canadian men.
1 citations
,
October 2024 in “BMJ Case Reports” Fertility-preserving surgery can help women with early-stage Sertoli-Leydig cell tumors conceive naturally.
February 2026 in “Andrology” Post-orchidectomy semen has better DNA integrity for fertility treatments.
September 2021 in “Fertility and Sterility” Older men have different fertility histories and factors affecting fertility, suggesting they may benefit from earlier fertility evaluations.
2 citations
,
December 2017 in “Theriogenology” Testosterone increases acidification in the vas deferens by up-regulating V-ATPase.
April 2011 in “The FASEB Journal” Amlodipine impairs fertility in male rats by affecting sperm and testicular structure.
77 citations
,
June 2015 in “Nature Reviews Urology” Some common medications can harm male fertility, but many effects can be reversed.
5 citations
,
January 2018 in “Research Journal of Pharmacy and Technology” Finasteride significantly reduces fertility in male rats.
2 citations
,
April 2022 in “Annales d Endocrinologie” Recombinant gonadotropins improve future fertility in CHH patients.
1 citations
,
January 2011 in “Journal of Human Reproductive Sciences” Finasteride may decrease semen quality but not harm sperm production, and stopping the drug can improve semen quality; hyperprolactinemia can cause infertility but is treatable with medication.
1 citations
,
July 2023 in “F&S Reviews” Some common medications may harm male fertility by affecting hormones, sperm production, and sexual function.
Certain medications can negatively impact male fertility.
17 citations
,
February 2020 in “Journal of Pediatric and Adolescent Gynecology” Early medical support for transgender youth is important for their health, with low regret for gender-affirming hormone use and a need for knowledgeable care providers.
February 2025 in “International Journal of Pharmaceutical Research and Applications” PCOS is a common disorder in women causing symptoms like irregular periods and weight gain, with management possible through lifestyle changes and medication.
28 citations
,
October 2018 in “Clinical Obstetrics and Gynecology” Testosterone therapy seems safe and effective for transgender men with proper care, but more long-term research is needed.
855 citations
,
June 2009 in “The Journal of Clinical Endocrinology & Metabolism” The guideline recommends mental health involvement in diagnosing gender identity disorder and outlines hormone and surgical treatment protocols, emphasizing safety, informed consent, and long-term monitoring.
166 citations
,
October 2018 in “Endocrine Reviews” Hormone treatments for transgender individuals generally improve mental health and physical transition, with some health risks that require medical supervision.
45 citations
,
March 2015 in “Clinical Endocrinology” Testosterone therapy is generally safe for transmen, improves sexual function, and has manageable health risks with proper monitoring.
34 citations
,
January 2008 in “International Review of Neurobiology” Epilepsy and certain epilepsy drugs can lead to reproductive problems in women, but changing medication might improve these issues.
16 citations
,
January 2017 in “Asian journal of andrology/Asian Journal of Andrology” Men who start puberty later may have lower sperm quality and different hormone levels in adulthood.
13 citations
,
January 2019 in “Endocrine journal” Dihydrotestosterone treatment can help penis growth in boys with 5α-reductase deficiency but doesn't fully normalize size after puberty.