January 2008 in “Yearbook of Endocrinology” Dutasteride and finasteride can change semen and hormone levels in men.
September 2025 in “Toxicology” Long-term use of finasteride and minoxidil may harm male reproductive health in mice.
August 2013 in “Circulation Research” Finasteride reduces heart enlargement and improves heart function.
29 citations
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September 1983 in “British Journal of Dermatology” Men with hair loss have lower SHBG and higher saliva testosterone levels, suggesting increased androgen activity.
January 2018 in “Elsevier eBooks” 5α-reductase-2 deficiency causes ambiguous genitalia at birth and affects male sexual development, but individuals often develop male characteristics at puberty.
October 2021 in “bioRxiv (Cold Spring Harbor Laboratory)” A small BOTOX dose improved sperm production and movement in older mice.
1 citations
,
May 2007 in “PubMed” Early diagnosis and treatment of haemochromatosis are crucial for reversing organ damage and improving fertility.
May 2008 in “Trends in Urology Gynaecology & Sexual Health” Loop diuretics may double bone loss in elderly men, finasteride lowers prostate cancer risk but may increase high-grade tumors, abarelix reduces testosterone quickly, and transdermal testosterone offers minimal sexual benefit for women.
October 2010 in “Journal of Men's Health” Larger prostate size in older men may be linked to poorer semen quality and fertility issues.
4 citations
,
January 2023 in “Andrology” The testes produce sperm and hormones essential for male development.
46 citations
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August 2022 in “Journal of Endocrinological Investigation” COVID-19 temporarily affects male reproductive health, but sperm and testosterone levels generally return to normal after three months.
May 2019 in “bioRxiv (Cold Spring Harbor Laboratory)” Testosterone significantly affects urination differences between male and female mice.
7 citations
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September 1997 in “PubMed”
4 citations
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May 2019 in “Biology open” Testosterone reduces heart damage and inflammation after injury.
12 citations
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March 2010 in “Asian Journal of Animal and Veterinary Advances” Young and adult hamsters both respond similarly to testosterone and finasteride treatments, but young hamsters aren't good for testing the inhibitory activity of a specific enzyme.
February 2026 in “European Urology” 6 citations
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July 2018 in “Steroids” Testosterone changes how certain channels work in male rat reproductive tracts, affecting fertility-related fluid balance.
25 citations
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November 2005 in “PubMed” Finasteride changes androgen receptor location in rat epididymis without altering tissue structure.
January 2003 in “Journal für Kardiologie (Krause & Pachernegg GmbH)” Testosterone therapy can improve skin and hair in men with low testosterone but may cause skin irritation with certain treatments.
44 citations
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January 2012 in “Food and chemical toxicology” Ursolic acid can shrink the prostate and lower a hormone linked to prostate growth in rats.
25 citations
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March 2004 in “Regulatory Toxicology and Pharmacology” Using testosterone-stimulated weanling rats can effectively replace castrated rats for anti-androgen testing, reducing animal stress.
1 citations
,
December 2019 in “Frontiers in endocrinology” Higher androgen levels during puberty are linked to shorter adult height in boys with Silver-Russell syndrome.
1 citations
,
October 2024 in “JCEM Case Reports” 5α-reductase deficiency can cause ambiguous genitalia and gender dysphoria, treatable with testosterone.
February 2026 in “Andrology” Post-orchidectomy semen has better DNA integrity for fertility treatments.
55 citations
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March 1990 in “The Journal of Clinical Endocrinology and Metabolism” Finasteride may treat baldness but less effective for those with 5α-reductase deficiency.
118 citations
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May 2003 in “Toxicological Sciences” Exposure to finasteride in the womb caused lasting reproductive issues in male rats.
82 citations
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February 1989 in “The Journal of clinical endocrinology and metabolism/Journal of clinical endocrinology & metabolism” A three-month treatment with a GnRH agonist significantly lowered androgen levels and 5α-reductase activity in men with benign prostatic hyperplasia.
September 2017 in “Journal of Investigative Dermatology” Aging causes sweat glands to shrink and move upward, leading to less elastic skin and more wrinkles.
79 citations
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December 1990 in “Clinical endocrinology” The testes control steroid production through complex interactions involving various cells and signaling molecules.
Finasteride reduces blood vessel formation in seminal vesicles.