5 citations,
August 1987 in “Andrology” Men with low or no sperm count have lower salivary testosterone levels, and saliva testing can measure their testosterone well.
November 1983 in “American Biology Teacher” Pattern baldness is likely caused by a dominant gene influenced by testosterone levels, making it more common in men.
105 citations,
January 2009 in “Medicine” Hirsutism is more linked to high androgen levels than acne or hair loss, and a mix of hormonal tests is best for diagnosis; certain treatments can reduce symptoms.
29 citations,
September 1983 in “British Journal of Dermatology” Men with hair loss have lower SHBG and higher saliva testosterone levels, suggesting increased androgen activity.
July 2022 in “Research Square (Research Square)” Hair analysis can somewhat track past testosterone levels but is influenced by factors like hair washing, growth rate, sex, and hair color.
September 2023 in “Scientific reports” Segmental hair analysis can track testosterone over time but needs adjustments for sex, hair color, and washing frequency.
Toxoplasma gondii infection may increase testosterone levels in males.
November 2024 in “Psychoneuroendocrinology” Testosterone increases hair testosterone levels, stress raises hair cortisol, and relationship status affects hormone levels.
3 citations,
November 2021 in “Stress” Girls had higher stress hormone levels during school due to social and emotional issues, while boys had higher overall hormone levels with slight changes when school started.
393 citations,
November 2000 in “Archives of General Psychiatry” Testosterone is important for men's sexual function, may help some women's sexual desire, while other hormones and neurotransmitters also play complex roles in sexual behavior.
12 citations,
December 2020 in “Comprehensive psychoneuroendocrinology” Hormone levels in hair change during pregnancy, with progesterone increasing significantly compared to non-pregnant women.
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.
280 citations,
May 2005 in “Andrology” Testosterone treatment for older men can have short-term benefits, but long-term risks are unclear, requiring careful evaluation and monitoring.
82 citations,
May 2016 in “Best Practice & Research in Clinical Obstetrics & Gynaecology” The conclusion is that managing androgen excess requires long-term treatment, including hormonal contraceptives and androgen blockers, with follow-up after six months.
59 citations,
August 2004 in “Human Reproduction Update” Testosterone replacement can help women with low libido and mood, but they need to have enough estrogen first to avoid side effects.
43 citations,
May 1986 in “Clinics in Endocrinology and Metabolism” Cyproterone acetate is effective for treating hirsutism and acne but less so for hair loss, with side effects similar to birth control pills.
37 citations,
April 2013 in “Plastic and Reconstructive Surgery” Genetic and environmental factors, like smoking and exercise, affect male hair loss.
32 citations,
January 1990 in “Clinical Endocrinology” Women with female pattern hair loss have higher levels of certain androgens, suggesting increased androgen exposure to hair follicles.
18 citations,
May 1992 in “American Journal of Biological Anthropology” Higher androgen levels do not cause baldness in men.
129 citations,
February 2006 in “Andrology” Men with low testosterone should be carefully evaluated and monitored before and during treatment.
27 citations,
April 2013 in “Reviews in endocrine and metabolic disorders” The document concludes that using LC-MS/MS for measuring androgens is more accurate than older methods, but it needs careful validation and standardized references to be most effective.
21 citations,
November 2012 in “Plastic and Reconstructive Surgery” Both genetic and lifestyle factors significantly affect female hair loss.
19 citations,
May 2020 in “American journal of men's health” Testosterone therapy helps boys with hormone deficiencies develop normal male characteristics and grow properly.
14 citations,
February 2018 in “Psychoneuroendocrinology” Mice lacking steroid 5α-reductase 2 show less aggression and better impulse control.
1 citations,
January 2015 in “Hair therapy & transplantation” Some supplements and hormones can increase hair loss by raising DHT levels.
24 citations,
January 2015 in “International Journal of Trichology” Early balding in young Indian men may indicate a higher risk of metabolic syndrome and potential heart disease.
50 citations,
February 2013 in “Annals of Clinical Biochemistry” Understanding how DHT works is important for diagnosing and treating hormone-related disorders.
22 citations,
June 1993 in “Calcified Tissue International” Women with hyperandrogenic amenorrhea have similar bone density to healthy women but lower than androgenized women without amenorrhea, and high DHEAS levels might affect bone density.
8 citations,
April 1988 in “Journal of endocrinological investigation” Topical spironolactone cream doesn't cause hormone-related side effects in the body.
138 citations,
October 2012 in “Behavioral Ecology” Masculine facial features may not reliably indicate heritable health, and more research is needed.