December 2025 in “Microscopy and Microanalysis” Lycopene protects against testicular damage caused by finasteride.
Long-term finasteride use may affect sperm structure and chromosomes.
33 citations
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January 1997 in “Endocrinology” Testosterone can slow down hair growth when combined with certain cells from bald scalps, and this effect can be blocked by an androgen receptor blocker.
29 citations
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February 1987 in “General and comparative endocrinology” Thyroid and gonadal hormones control seasonal hair growth and molting in male European badgers.
8 citations
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August 2018 in “Turkish journal of urology” Hair wrapped tightly around a boy's penis can cause serious damage if not treated quickly.
4 citations
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September 2020 in “Andrologia” Oregano extract helps fix testis and sperm damage caused by finasteride.
37 citations
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May 1997 in “The Journal of Clinical Endocrinology & Metabolism” MK-386 lowers DHT in blood and skin but not in semen.
2 citations
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January 1994 in “PubMed”
3 citations
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August 2004 in “International journal of gynaecology and obstetrics” Finasteride doesn't change polycystic ovary size or cyst number, suggesting testosterone's role in their appearance.
5 citations
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September 2011 in “Andrologia” Finasteride use may be linked to rare testicular tumor, but more research needed.
1 citations
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July 2013 in “Clinical Drug Investigation”
57 citations
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February 1983 in “The Journal of clinical endocrinology and metabolism/Journal of clinical endocrinology & metabolism” Dihydrotestosterone increases the activity of an enzyme in pubic skin cells that converts testosterone to dihydrotestosterone.
5 citations
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September 2024 in “Stem Cell Research & Therapy” Sertoli cell transplants can reduce inflammation and improve sperm quality.
1 citations
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January 2005 in “Research Portal (King's College London)” Finasteride and DEHP exposure during development can change reproductive markers in rats.
21 citations
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April 1995 in “Mayo Clinic Proceedings” Leydig cells can cause testosterone-secreting adrenal tumors in women.
6 citations
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May 2022 in “Research and reports in urology” Caesalpinia bonduc seed extracts may help treat enlarged prostate in rats.
11 citations
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October 1994 in “The Journal of Clinical Endocrinology and Metabolism” Finasteride increases hair growth, prolongs hair cycle, and lowers dihydrotestosterone levels.
4 citations
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November 2005 in “The Journal of Urology” Large prostates link to more hair loss.
1 citations
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August 2002 in “Zeitschrift für Hautkrankheiten” Male androgenetic alopecia involves hair follicle miniaturization due to DHT, with potential treatments using inhibitors and blockers.
20 citations
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June 2015 in “Hormone Molecular Biology and Clinical Investigation” Finasteride worsens erectile dysfunction and lowers testosterone in men with enlarged prostates, unlike tamsulosin.
19 citations
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June 2021 in “The world journal of men's health” Using anabolic-androgenic steroids can harm men's reproductive health and increase the risk of heart problems and death.
40 citations
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March 1982 in “British Journal of Dermatology” Young women with diffuse hair loss may have low SHBG levels, which could lead to more active testosterone and contribute to their hair loss.
11 citations
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September 1997 in “Archives of Dermatology” Reduced androgens linked to kinky hair disorder and hair loss; 5a-reductase inhibitors may help.
16 citations
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January 2019 in “LGBT health” Transgender women can still get testicular cancer, so proper screening is important.
108 citations
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September 2002 in “The Journal of clinical investigation/The journal of clinical investigation” Lowering testosterone speeds up wound healing in male mice.
30 citations
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June 1988 in “Journal of Steroid Biochemistry” Flutamide combined with an LHRH agonist effectively inhibits prostate growth, suggesting it could treat prostate cancer.
September 2024 in “LUTS Lower Urinary Tract Symptoms” People with hair loss may have worse urinary symptoms due to an enlarged prostate.
3 citations
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January 2021 in “Andrology” Low androgen levels reduce nitric oxide production in rat penile cells.
4 citations
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December 2018 in “Case reports in endocrinology” A 63-year-old woman's male-like symptoms were caused by a rare testosterone-producing ovarian tumor, treated by removing her ovaries and fallopian tubes.
7 citations
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January 2021 in “The Journal of Sexual Medicine” Testosterone with dutasteride improves muscle strength and body composition in trans men.