28 citations
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January 1991 in “Reproductive Toxicology” Finasteride temporarily lowers male rat fertility without affecting libido.
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June 1967 in “The journal of nutrition/The Journal of nutrition” Lack of essential fatty acids in diet causes reproductive issues and poor health in male rabbits.
2 citations
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September 2017 in “Archives of Medical Science” Finasteride affects offspring's antioxidant enzymes in epididymis, possibly disrupting sperm maturation.
2 citations
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March 2020 in “Baghdad Science Journal” Finasteride effectively reduces DHT and E2 levels, helping with prostate enlargement.
August 2015 in “Dermatologica Sinica” Men with severe hair loss may have poorer sperm quality.
January 2016 in “Springer eBooks” A 19-year-old male with delayed puberty was successfully treated for a condition that prevents normal hormone production.
47 citations
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July 1967 in “Science” Not eating enough protein can cause hair roots to shrink and lose color, and hair to become thinner.
133 citations
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August 1969 in “Science” Melatonin causes weasels to grow white fur and become reproductively inactive.
111 citations
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May 2001 in “Human reproduction update” Insufficient androgen action in male fetuses can cause genital development issues due to genetic mutations or environmental chemicals.
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January 2007 in “Archives of Andrology” Finasteride may negatively affect male fertility.
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January 2001 in “PubMed”
November 2017 in “International journal of family & community medicine” A man's low testosterone and related symptoms improved after he stopped taking hair loss drugs.
96 citations
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January 1940 in “Journal of Endocrinology” Complete adrenal removal causes more hair loss in rats than partial removal.
October 2019 in “Research Square (Research Square)” The junction of the inner and outer prepuce with good blood flow is best for vascular pedicle flaps.
19 citations
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October 1994 in “The Journal of Clinical Endocrinology and Metabolism” April 2015 in “The FASEB Journal” Blocking male hormones in baby rats improved memory and increased weight.
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April 1982 in “Journal of the American Academy of Dermatology” Isotretinoin shrinks sebaceous glands without affecting hair or skin color, unlike etretinate.
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December 2001 in “Urology” Blocking the enzyme 5α-reductase can shrink the prostate and help treat enlarged prostate issues.
Finasteride causes reproductive changes in male rats.
8 citations
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January 2012 in “General and Comparative Endocrinology” 5α-Reductase helps regulate hormone action in toad testes, especially during breeding season.
August 2012 in “Open Repository and Bibliography (University of Liège)” A castrated dog developed hair loss and prostate issues from long-term exposure to estrogen cream.
21 citations
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December 2015 in “Development Growth & Differentiation” DHT is crucial for urethral formation, and its disruption can affect masculinization and lead to hypospadias.
2 citations
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August 2021 in “The Journal of Urology” The procedure involving seminal vesiculoscopy, TURED, and balloon dilation effectively treated a man's hematospermia and improved his dysorgasmia.
10 citations
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February 2019 in “Toxicological Sciences” Finasteride exposure affects gene expression and anogenital distance in male rat fetuses.
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January 2017 in “Fertility and Sterility” Urologic diseases and treatments in older men can negatively affect fertility, and doctors should talk to patients about this.
1 citations
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November 2002 in “Endocrine practice” The patient's high testosterone was reduced by a medication that suppresses gonadotropin.
August 2025 in “International Journal of Cancer” Childhood and adult height, and early immune-related hospitalizations increase testicular cancer risk, while baldness, larger families, and sports reduce it.
11 citations
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January 2000 in “Der Hautarzt” Male hypogonadism affects skin and hair, causing thin skin, less hair, and skin reactions to treatment.
December 2023 in “Urogenital tract infection” Seminal bacteria can lower sperm quality in subfertile men.
March 2017 in “Journal of endourology” The journal retracted an article due to inaccurate statistics and asked the authors to revise and resubmit it.