67 citations
,
April 1988 in “The Journal of Clinical Endocrinology & Metabolism” A subtle androgen receptor abnormality can allow normal male development and sometimes fertility despite partial androgen resistance.
54 citations
,
September 2013 in “Fertility and Sterility” Finasteride can reduce fertility in some men, but stopping it increases sperm count.
47 citations
,
January 2021 in “Fertility and Sterility” COVID-19 might affect male fertility, but more research is needed to understand the full impact.
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.
38 citations
,
December 2010 in “Fertility and Sterility” Finasteride may cause male infertility, stopping it can help.
34 citations
,
January 2004 in “Revista do Hospital das Clínicas” Finasteride may worsen infertility in men with existing issues, but stopping it can improve sperm health.
33 citations
,
April 2015 in “Current Opinion in Endocrinology, Diabetes and Obesity” 5α reductase inhibitors treat hair loss but may cause sexual side effects and risks.
23 citations
,
January 2007 in “Archives of Andrology” Finasteride may negatively affect male fertility.
18 citations
,
October 2018 in “Journal of The American Academy of Dermatology” Some skin medications can harm male fertility, but they don't seem to cause birth defects from father's exposure.
17 citations
,
May 2021 in “Journal of Assisted Reproduction and Genetics” COVID-19 may harm male fertility and damage the reproductive system.
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.
15 citations
,
January 2017 in “Advances in Experimental Medicine and Biology” 5α-Reductase inhibitors can negatively affect male sexual function and, in some cases, significantly reduce sperm count, but these effects may be reversible.
15 citations
,
October 2012 in “International Urology and Nephrology” Low-dose finasteride may cause fertility issues, but stopping it can improve sperm quality and lead to pregnancy.
14 citations
,
January 2018 in “Advances in Clinical Chemistry” The document concludes that hormonal biomarkers are key for diagnosing hyperandrogenemia in women and hypogonadism in men.
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.
8 citations
,
December 2016 in “Revista Medica De Chile” Finasteride can cause sexual dysfunction, sperm changes, and affect bone density and metabolism.
7 citations
,
January 2009 in “DOAJ (DOAJ: Directory of Open Access Journals)” D-004 did not harm sperm cells in mice.
5 citations
,
December 2012 in “PubMed” Stopping the use of the drug finasteride can improve sperm count and does not prevent normal conception, but caution is advised when trying to conceive.
3 citations
,
April 2012 in “Fertility and Sterility” Finasteride may cause infertility in rats by affecting epididymis and sperm function.
2 citations
,
December 2017 in “Theriogenology” Testosterone increases acidification in the vas deferens by up-regulating V-ATPase.
2 citations
,
September 2017 in “Archives of Medical Science” Finasteride affects offspring's antioxidant enzymes in epididymis, possibly disrupting sperm maturation.
2 citations
,
January 2015 in “Springer eBooks” Environmental factors and exposure to toxins may contribute to male infertility by affecting sperm and hormone function.
2 citations
,
September 2007 in “Fertility and Sterility” Stopping Propecia may improve sperm count and fertility.
1 citations
,
September 2023 in “Journal of Education Health and Sport” Anabolic-androgenic steroids are dangerous and educating people about their risks is essential.
1 citations
,
July 2023 in “F&S Reviews” Some common medications may harm male fertility by affecting hormones, sperm production, and sexual function.
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.
Finasteride improves hair but may reduce sperm quality at higher doses.
January 2025 in “Expert Opinion on Pharmacotherapy” Dutasteride is more effective than finasteride for hair loss but may affect male fertility and should be used cautiously.
November 2024 in “Asian Journal of Biological Sciences” High consumption of avocado leaves harms male fertility.
September 2024 in “Reproduction and Fertility” New methods may speed up drug development for male subfertility.