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.
28 citations,
October 1998 in “Baillière's clinical endocrinology and metabolism” Testosterone replacement may help post-menopausal women with androgen insufficiency, but more research is needed on its benefits and risks.
25 citations,
March 2000 in “Journal of Endocrinological Investigation” Testosterone therapy aims to treat hormone deficiencies and various conditions safely and effectively, but requires careful patient monitoring due to potential side effects.
21 citations,
December 2012 in “Maturitas” Testosterone implants in women require pharmacological dosing to be effective and are generally safe and well-tolerated.
21 citations,
November 2010 in “Talanta” Researchers developed a reliable method to measure testosterone and epitestosterone in urine for medical and anti-doping use.
17 citations,
March 2016 in “Liver international” Men with advanced liver disease and high oestrone and low testosterone levels have worse health outcomes.
11 citations,
September 2012 in “Journal of obstetrics and gynaecology Canada” Testosterone therapy seems safe for short-term use in postmenopausal women with low sexual desire, but more research on long-term effects is needed.
9 citations,
February 2020 in “International Journal of Endocrinology” Some men with early hair loss may have a male version of PCOS, affecting hormones and increasing health risks.
9 citations,
January 2007 in “Endocrine Practice” A woman's male-like symptoms and high testosterone were due to ovarian hilus-cell hyperplasia, which improved after surgery.
6 citations,
May 2016 in “Urolithiasis” Balding and low testosterone increase risk of urinary stones.
5 citations,
June 2004 in “The Journal of The British Menopause Society” Testosterone therapy can improve sexual satisfaction and mood in surgically menopausal women when used with estrogen, but its long-term safety and effects on naturally menopausal and premenopausal women are unclear.
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.
4 citations,
January 2013 in “PubMed” Testosterone and finasteride raise insulin and zinc, lower chromium in male rats.
3 citations,
March 2019 in “Post Reproductive Health” Testosterone replacement can help menopausal women with various symptoms, but should be used carefully and is not yet officially licensed in the UK for women.
2 citations,
April 2007 in “Journal of Labelled Compounds and Radiopharmaceuticals” The conclusion is that tritium-labeled testosterone metabolites can be made and are better converted into dihydrotestosterone in skin cells than in prostate tissue.
April 2022 in “Diabetes Therapy” Low testosterone does not prevent prostate cancer in men with type 1 diabetes.
October 2018 in “International journal of reproduction, contraception, obstetrics and gynecology” Higher testosterone levels in Nigerian women with PCOS are linked to glucose disorders like diabetes.
September 2012 in “African Journal of Urology” Testosterone replacement therapy improves libido, mood, muscle strength, and bone density in men with Testosterone Deficiency Syndrome.
162 citations,
April 2016 in “The Lancet Diabetes & Endocrinology” Testosterone therapy in transgender men has both desired effects like increased muscle mass and potential health risks such as higher cardiovascular risk.
26 citations,
August 2014 in “PubMed” Testosterone improves mood and thinking skills; finasteride has no effect.
12 citations,
December 2017 in “Scientific reports” The new test can measure very small amounts of testosterone in hair, and grinding the hair up first gives more accurate results.
8 citations,
February 2009 in “Current Women's Health Reviews” Testosterone treatment can improve sexual function and bone density in women but may have adverse effects and requires more research on safety and guidelines.
6 citations,
January 2020 in “The Aging Male” Testosterone replacement therapy improved blood sugar and fat levels without raising prostate cancer risk in Japanese men with low testosterone.
Toxoplasma gondii infection may increase testosterone levels in males.
March 2004 in “Current Sexual Health Reports” Testosterone's role in women's sex drive is unclear and needs more research, as low levels don't always mean less sexual interest and high levels can cause side effects.
21 citations,
April 2011 in “Physiological Research” Normal levels of DHT can reduce belly fat and increase muscle, but too much can lead to hair loss, prostate issues, and possibly heart disease.
29 citations,
March 2021 in “Frontiers in Endocrinology” Testosterone may influence COVID-19 severity and outcomes.
October 2022 in “Linköping University medical dissertations” The method shows hair testosterone levels reflect those in saliva, but are affected by various factors and may indicate a risk for heart attack.
282 citations,
October 2006 in “The Journal of Clinical Endocrinology and Metabolism” The Endocrine Society advised against routine testosterone therapy for women, citing a need for more research on long-term safety and a clear definition of androgen deficiency.
99 citations,
June 1999 in “The Journal of Clinical Endocrinology and Metabolism” Testosterone replacement may help some postmenopausal women with symptoms like fatigue and low libido, but more research is needed to fully understand its effects.