24 citations
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February 2007 in “Hormone and metabolic research” The substance MK386 effectively blocked testosterone conversion and reduced cell growth in certain skin cells, but inhibiting 5α-reductase alone may not greatly improve acne.
Finasteride reduces prostate size and PSA levels in young patients.
September 2024 in “Health of Man” Low-dose dutasteride effectively and safely promotes hair growth in men with androgenetic alopecia.
20 citations
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March 1975 in “Journal of steroid biochemistry/Journal of Steroid Biochemistry” The study concludes that a genetic mutation in TFM mice leads to reduced androgen receptor activity, affecting the body's response to male hormones.
5 citations
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January 1989 Testosterone and dihydrotestosterone slow hair cell growth, while estradiol has no effect.
May 2025 in “VETERINARY SCIENCE TECHNOLOGIES OF ANIMAL HUSBANDRY AND NATURE MANAGEMENT” Poor-quality feed and low vitamin A cause reproductive issues in nutrias.
1 citations
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September 2023 in “Prostate International” Cervi Parvum Cornu complex improved urinary symptoms in men without major side effects.
6 citations
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May 2016 in “Urolithiasis” Balding and low testosterone increase risk of urinary stones.
July 2012 in “Medical Hypotheses” Artemis dysfunction might cause hair loss through telomere shortening.
June 1995 in “International Journal of Gynecology & Obstetrics” Women with hair loss have higher androgen levels, while men with early balding have altered androgen ratios.
26 citations
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July 2020 in “Fertility and Sterility” Male infertility and genitourinary birth defects are often linked to genetic issues.
1 citations
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January 2010 in “uO Research (University of Ottawa)” Atrazine and finasteride disrupt hormone signaling and affect frog development.
March 2024 in “Journal of the American Academy of Dermatology” Taking medication for hair loss might cause sexual problems.
66 citations
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April 2017 in “International Journal of Andrology” Men taking 5α-reductase inhibitors for enlarged prostate have a higher chance of experiencing reduced sexual desire and erectile dysfunction.
2 citations
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April 2019 in “Journal of Internal Medicine” Men using steroids or finasteride to look more attractive may harm their fertility and sexual function, creating a paradox where they seem fit but may be less able to reproduce.
6 citations
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January 2016 in “International Journal of Trichology” The conclusion is that more hair loss (androgenetic alopecia) is linked to larger prostate size, suggesting hair loss could be an early sign of benign prostatic hyperplasia.
104 citations
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October 1999 in “The Journal of Urology” Finasteride doesn't harm male fertility or sperm quality, but may slightly reduce ejaculate volume.
January 2021 in “Case Reports” A 71-year-old woman developed male-like features due to high testosterone levels caused by a benign ovarian tumor, which was successfully removed by surgery.
Dutasteride reduces prostate cancer risk by 23% in high-risk men.
January 2023 in “Pediatric Endocrinology Diabetes and Metabolism” 15 citations
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May 1986 in “Journal of the American Veterinary Medical Association” Castration helped a dog with a tumor and hair loss by normalizing hormone levels and regrowing hair.
1 citations
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May 2024 in “The Journal of Sexual Medicine” Clomiphene Citrate can quickly restore fertility in some men after long-term steroid abuse.
21 citations
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January 2008 in “Journal of Pediatric Endocrinology and Metabolism”
July 2023 in “The journal of sexual medicine” Anabolic-androgenic steroids harm male hormone levels, sperm, metabolism, and can cause acne, hair loss, and breast growth.
January 2026 in “Elsevier eBooks” August 2004 in “Veterinary Dermatology” The red panda's hair loss was caused by an endocrine issue linked to ovarian tumors.
50 citations
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September 1998 in “Ecotoxicology and Environmental Safety” High thallium contamination severely harms small mammal populations, causing health issues and low population density.
9 citations
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January 2009 in “PubMed” Finasteride treatment can decrease certain steroids and increase others, possibly leading to depression symptoms in some cases.
October 2023 in “FASEB bioAdvances” Akkermansia muciniphila may help prevent testosterone-related hair loss.
July 2025 in “AACE Endocrinology and Diabetes” Ovarian hyperthecosis caused high testosterone and virilization symptoms in a 60-year-old woman, which improved after surgery.