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.
18 citations
,
July 2020 in “Basic and Clinical Andrology” Wait 3 months after COVID-19 before trying assisted reproduction and further research is needed on COVID-19's effects on male hormones and 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.
18 citations
,
June 2009 in “Journal of Molecular Endocrinology” Finasteride exposure harms tadpole reproduction and hormone balance.
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.
4 citations
,
October 2020 in “Toxicology Mechanisms and Methods” Hesperidin protects rat testicles from finasteride damage and improves sperm health.
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
,
January 2015 in “Springer eBooks” Environmental factors and exposure to toxins may contribute to male infertility by affecting sperm and hormone function.
2 citations
,
January 2011 in “Yearbook of Urology” Stopping finasteride can improve sperm count in infertile men.
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
,
September 2013 in “Fertility and Sterility” Finasteride discontinuation increases sperm count in men.
1 citations
,
August 2013 in “Fertility and Sterility” Finasteride may improve sperm count in subfertile men with low sperm count.
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.
January 2026 in “Frontiers in Pharmacology” Certain drugs can cause male infertility, so fertility counseling and sperm preservation are advised.
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.