32 citations,
January 2018 in “American Journal of Clinical Dermatology” Hormone therapy affects hair growth in transgender individuals, with testosterone potentially causing hair loss in trans men and estrogen reducing facial/body hair in trans women; treatment options vary.
32 citations,
July 2001 in “Endocrine Practice” Insulin-sensitizing drugs like metformin can help with ovulation, weight loss, and lower testosterone in some women with PCOS.
30 citations,
November 2013 in “PLOS ONE” Androgen receptor signaling causes early aging of cells important for hair growth by damaging their DNA.
29 citations,
March 2021 in “Frontiers in Endocrinology” Testosterone may influence COVID-19 severity and outcomes.
29 citations,
October 2020 in “eLife” Higher testosterone levels can increase the risk of certain diseases like type 2 diabetes in women and prostate cancer in men, but can also protect against autoimmune diseases and hair loss. It also affects body fat and bone density.
27 citations,
April 2017 in “British Journal of Dermatology” Hair loss involves immune responses, inflammation, and disrupted signaling pathways.
23 citations,
September 2021 in “Frontiers in Cellular and Infection Microbiology” Testosterone's effects on COVID-19 are unclear and need more research.
23 citations,
May 2020 in “Cell Death and Disease” Blocking the FGF5 gene in sheep leads to more fine wool and active hair follicles due to changes in certain cell signaling pathways.
21 citations,
September 2017 in “Journal of Obstetrics and Gynaecology Research” Chromium supplements don't improve insulin, hormone levels, or cholesterol in women with PCOS but raise testosterone levels.
16 citations,
January 2019 in “Pharmaceutical biology” Lespedeza cuneata extract may help treat enlarged prostate.
12 citations,
October 2018 in “Aging male/The aging male” Higher BMI and lower testosterone are linked to more aggressive prostate cancer.
12 citations,
September 2017 in “Molecular and Cellular Endocrinology” Testosterone significantly affects sexual desire in both men and women, but its impact on women is more complex and influenced by psychological factors.
12 citations,
March 2017 in “Arteriosclerosis, thrombosis, and vascular biology” Testosterone helps prevent skin damage in males by acting through both estrogen and androgen pathways.
8 citations,
December 2022 in “International journal of molecular sciences” Mice without the enzyme HSD17B3 still produce normal testosterone, suggesting they have different ways to make it compared to humans.
8 citations,
July 2014 in “General and Comparative Endocrinology” Finasteride affects frog testes by increasing testosterone, decreasing 5α-DHT, and impacting genes related to reproduction and other functions.
6 citations,
August 2020 in “JCRPE” A boy with a rare form of early puberty caused by a new gene mutation responded well to treatment aimed at reducing testosterone and preserving adult height.
5 citations,
January 2017 in “Endocrinology” Genetic defects in testosterone production can cause hormonal and developmental disorders, and more research is needed to understand androgen regulation and develop safer treatments.
4 citations,
June 2021 in “Journal of Microbiology and Biotechnology” Ginsenoside Rg4 from ginseng may help hair growth by activating certain cell signals.
4 citations,
May 2019 in “Physiology & Behavior” Cocaine impairs male sexual behavior and alters testosterone metabolism in the brain.
3 citations,
December 2022 in “Nutrients” Limonin from young citrus fruits may help with hair growth by affecting cell growth and hair cycle pathways.
2 citations,
January 2023 in “BioMed Research International” Beetroot extract nanogel may help treat hair loss caused by testosterone.
2 citations,
February 2021 in “Brain Research” Testosterone affects blood pressure control and inflammation in male rats with endotoxic shock, and blocking certain hormones may help treat it.
2 citations,
September 2020 Long-term high testosterone levels can improve bone density and reduce body fat but may increase the risk of prostate cancer and high blood pressure.
2 citations,
January 2017 in “Endocrinology” Testosterone and its metabolites have varied effects on different body systems, especially during puberty.
1 citations,
June 2021 in “Singapore Medical Journal” Dutasteride and finasteride can help increase hair growth gene expression but need further improvement.
1 citations,
December 2017 in “Journal of The European Academy of Dermatology and Venereology” Vertex baldness has higher DHT levels than frontal baldness, but testosterone and PSA levels are similar.
September 2024 in “International Journal of Molecular Sciences” High doses of testosterone disrupt hormone levels and receptor expression in the uterus, affecting fertility.
December 2023 in “International journal of molecular sciences” Chromosomal differences affect how muscle cells respond to testosterone.
July 2023 in “Journal of Microbiology and Biotechnology” Terminalia bellirica extract may help promote hair growth and prevent hair loss caused by testosterone.
May 2023 in “IntechOpen eBooks” More research is needed to understand how testosterone is maintained in adult males.