September 2023 in “Scientific reports” Segmental hair analysis can track testosterone over time but needs adjustments for sex, hair color, and washing frequency.
Hair and nails can show hormone changes during puberty in dogs.
May 2023 in “IntechOpen eBooks” More research is needed to understand how testosterone is maintained in adult males.
January 2023 in “Journal of men's health” Higher dihydrotestosterone may be linked to more inflammation in COVID-19 patients with low testosterone.
November 2022 in “The Journal of Clinical Endocrinology and Metabolism” Postmenopausal hyperandrogenism, a condition with symptoms like increased hair growth and acne, is usually caused by PCOS but can also be due to other factors. It's diagnosed by checking testosterone levels and treated either by removing the adrenal tumor or through antiandrogen therapy.
August 2019 in “Journal of archaeological science: Reports/Journal of archaeological science: reports” Ancient hair can preserve hormones, revealing health and fertility insights.
Testosterone raises blood pressure by affecting kidney function and brain gene regulation over time.
September 2012 in “African Journal of Urology” Testosterone replacement therapy improves libido, mood, muscle strength, and bone density in men with Testosterone Deficiency Syndrome.
Testosterone undecanoate can reduce the negative effects of Finasteride on male reproductive health.
May 2026 in “Journal of the American Academy of Dermatology” Sublingual minoxidil safely increases hair growth in transgender people on testosterone therapy.
January 2026 in “Brazilian Journal of Development” Early diagnosis and surgery can improve symptoms of ovarian hyperthecosis in postmenopausal women.
January 2024 in “Journal of Applied Health Sciences and Medicine” Nephrolepis biserrata may improve fertility and reduce prostate issues in males.
April 2019 in “Journal of the Endocrine Society” A 12-year-old boy with PAIS successfully developed male characteristics using high-dose testosterone and anastrozole.
February 2018 in “The Journal of Sexual Medicine” Natesto nasal gel improves erectile function and mood in men with low testosterone within 30 days.
110 citations
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October 2013 in “The Journal of Sexual Medicine” Testosterone treatment in trans men increases body and facial hair and may lead to hair loss over time, but severe skin issues are rare.
45 citations
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January 2012 in “The Journal of Steroid Biochemistry and Molecular Biology” Too much AKR1C3 enzyme causes resistance to finasteride by increasing testosterone.
14 citations
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July 2011 in “Experimental Dermatology” Applying EGCG on the skin can prevent hair loss caused by testosterone in mice.
1 citations
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January 2018 in “AUSTRALIAN JOURNAL OF BASIC AND APPLIED SCIENCES” Zapoteca portoricensis extract may help protect against prostate issues and support liver and kidney health in rats.
1 citations
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December 2021 in “Androgens” Testosterone and its metabolites affect brain functions and could help treat neurological disorders.
August 2023 in “Malaysian Journal of Medicine and Health Sciences/Malaysian journal of medicine and health sciences” Pueraria mirifica extract may help treat benign prostatic hyperplasia.
November 2017 in “Reactions Weekly” Testosterone undecanoate caused hair loss; finasteride improved it but caused stomach issues for one patient.
136 citations
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January 2004 in “Neuroscience” Testosterone increases seizure risk through its conversion to specific neurosteroids.
105 citations
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June 2010 in “The journal of sexual medicine” Testosterone undecanoate increases lean mass and causes various physical changes in female-to-male transsexuals.
39 citations
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May 2002 in “Oral Microbiology and Immunology” Testosterone increases cell growth and reduces IL-6 in gum cells.
36 citations
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October 2009 in “Journal of Investigative Dermatology” Dihydrotestosterone can be made from dehydroepiandrosterone in skin cells without needing testosterone.
23 citations
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July 2015 in “The Journal of Membrane Biology” Testosterone increases certain proteins in the uterus, reducing fluid volume.
21 citations
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November 2010 in “Talanta” Researchers developed a reliable method to measure testosterone and epitestosterone in urine for medical and anti-doping use.
18 citations
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March 2020 in “Frontiers in Neuroendocrinology” The enzymes 5α-reductase and 3α/β-hydroxysteroid oxidoreductase help create brain-active substances from progesterone and testosterone, which could be used for treatment, but more research is needed to ensure their safety and effectiveness.
18 citations
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September 1972 in “British Journal of Pharmacology” PCPA induces hypersexual behavior in male rats regardless of age or castration status.
14 citations
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November 1982 in “British Journal of Dermatology” Testosterone conversion to 5α-DHT may not be essential for its effects on the skin.