March 2014 in “The Journal of Urology” Long-term treatment with finasteride or combined therapy worsens sexual function in men with urinary issues.
August 2023 in “Journal of The American Academy of Dermatology” Finasteride made hair thicker on the back of the head in men with hair loss.
38 citations
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October 2014 in “Current Opinion in Endocrinology, Diabetes and Obesity” 5-alpha reductase deficiency leads to male sexual development issues and treatments like finasteride help with prostate enlargement and hair loss.
Androgens increase norepinephrine release, promoting smooth muscle growth in male sex organs, which may contribute to benign prostatic hypertrophy.
8 citations
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April 2016 in “Anais Brasileiros De Dermatologia” Right hand finger ratio may predict male hair loss.
3 citations
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February 2024 in “Wound Repair and Regeneration” Keloids on the penis are rare, often triggered by circumcision, and rarely recur after surgery.
May 2015 in “Journal of The American Academy of Dermatology” Young men taking finasteride for hair loss have a higher risk of sexual dysfunction.
November 2021 in “Zenodo (CERN European Organization for Nuclear Research)” Understanding the 2D:4D digit ratio in vitiligo patients may help in clinical assessments.
24 citations
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January 1996 in “The Prostate” Finasteride is a safe and effective long-term treatment for prostate enlargement, reducing prostate volume and related symptoms.
June 2026 in “Reproductive Biology”
2 citations
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May 2012 in “Acta pharmaceutica sinica B” The study found unique microscopic features for hair or feather in five animal ingredients in Shenrongbian pill.
19 citations
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September 2016 in “Pharmacotherapy” Finasteride for hair loss increases risk of long-lasting sexual dysfunction.
51 citations
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November 2010 in “Dermatologic Surgery” The research provides specific measurements for hair follicles that can improve hair transplant and regeneration techniques.
June 2026 in “Skin Appendage Disorders” Pili annulati may be more common than thought, so recognizing its features is important for diagnosis.
February 2024 in “JAAD International” Measuring the variety in hair thickness can help diagnose male pattern baldness in Korean men.
April 2017 in “The Journal of Urology” Finasteride before TURP reduces blood loss and improves early postoperative quality of life.
October 2023 in “Dermatology practical & conceptual” Finger length ratios might help predict common hair loss.
8 citations
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January 1991 in “European Urology” Finasteride lowers DHT levels and raises testosterone in a dose-dependent way.
June 2018 in “Evidence-Based Practice” Finasteride can double the risk of sexual problems like ejaculation issues, low libido, and impotence.
1 citations
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December 2018 in “Journal of Cosmetic Dermatology” Men with thinner hair from genetic hair loss may be more likely to have an enlarged prostate.
6 citations
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January 2003 in “PubMed” Finasteride reduces prostate size and symptoms with few side effects.
4 citations
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August 2017 in “Journal of Cosmetic Dermatology” Finger length ratio may indicate male hair loss.
December 2025 in “Anatomy (International Journal of Experimental and Clinical Anatomy)” Palmaris longus muscle absence is uncommon and not linked to gender, hand side, or finger ratio.
15 citations
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September 2014 in “JAMA Dermatology” Finasteride impairs sperm quality and fertility in rats, even after stopping treatment.
September 2017 in “ics.org” January 2003 in “Zhonghua shiyan waike zazhi” Androgen, especially DHT, is crucial for erectile function in rats by affecting specific brain neurons.
8 citations
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August 2021 in “Fertility and Sterility” Treatments for enlarged prostate can cause problems with ejaculation, and less invasive options might preserve sexual function better.
14 citations
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June 1995 in “The Journal of Clinical Endocrinology and Metabolism” 32 citations
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September 2011 in “Journal of Neuroendocrinology” Inhibiting 5α-reductase during late pregnancy shortens gestation, reduces litter size, and harms memory in rat offspring.