22 citations
,
May 2006 in “Experimental and Clinical Endocrinology & Diabetes” Calculated testosterone values are reliable for assessing hyperandrogenemia in women, making direct measurement unnecessary.
104 citations
,
March 2014 in “The Journal of clinical endocrinology and metabolism/Journal of clinical endocrinology & metabolism” DHT may increase the risk of heart disease and death in elderly men.
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.
4 citations
,
August 2019 Higher free testosterone levels can increase bone density and decrease body fat but may raise the risk of prostate cancer, hair loss, and benign prostate enlargement.
November 2021 in “Research Outreach” Low testosterone levels may lead to more severe COVID-19 outcomes.
7 citations
,
May 2012 in “International Journal of Andrology” The new oral testosterone pill normalized testosterone levels and lowered SHBG in men with low testosterone.
1 citations
,
January 2016 in “Journal of Microbial & Biochemical Technology” The Free Androgen Index (FAI) is the best indicator of early hair loss in men before age 30.
May 2025 in “Journal of Investigative Medicine” FAI is a better marker for predicting female hair loss than testosterone or SHBG alone.
71 citations
,
July 2015 in “The Journal of Clinical Endocrinology and Metabolism” Women with PCOS have higher androgen levels that decrease with age but are still higher than in women without PCOS.
14 citations
,
October 2022 in “Journal of the American Heart Association” Lower testosterone levels may increase heart failure risk in older men.
66 citations
,
November 2001 in “European journal of endocrinology” Low SHBG and high FAI, FT, and DHEAS levels are effective in identifying PCOS.
April 2022 in “The Journal of Urology” Men may experience long-term sexual dysfunction after stopping Finasteride.
March 2015 in “Journal für Kardiologie (Krause & Pachernegg GmbH)” Testosterone affects skin by increasing oil production and influences hair growth.
22 citations
,
September 2024 in “Human Reproduction Update” Androgen measurement helps diagnose PCOS, but accuracy varies, needing standard methods.
124 citations
,
March 2012 in “JAMA” Testosterone's muscle-building effects do not require its conversion to DHT.
56 citations
,
October 1983 in “Archives of Dermatology” Some women with acne have higher levels of free testosterone, which might suggest using hormonal treatments for acne.
November 2022 in “Journal of the Endocrine Society” Taking biotin can lead to incorrect low results in free testosterone tests.
May 2013 in “Journal of the Egyptian Women's Dermatologic Society (Print)” High aldosterone and free testosterone levels link to female hair loss; testing aldosterone may predict hypertension risk.
17 citations
,
February 2019 in “Journal of Clinical Medicine” Testosterone replacement therapy should be used for men with low testosterone levels and symptoms of hypogonadism, after careful diagnosis and considering individual needs.
18 citations
,
May 2014 in “Menopause” A 5 mg dose of transdermal testosterone cream effectively restores testosterone levels in postmenopausal women.
6 citations
,
November 1980 in “Clinical Endocrinology” Measuring plasma testosterone glucosiduronate is a reliable way to detect high male hormone levels in women.
September 2008 in “Fertility and Sterility” Free fatty acids may increase androgen production, potentially contributing to polycystic ovary syndrome.
6 citations
,
January 2019 in “F1000Research” High triglyceride levels are a key factor affecting testosterone levels in women with PCOS.
February 2025 in “East African Scholars Journal of Medical Sciences” Higher testosterone and DHEA-S levels may be linked to male pattern baldness.
March 2024 in “BMC women's health” The levonorgestrel implant increases free testosterone and lowers SHBG more than DMPA-IM and the copper IUD.
April 2022 in “International journal of respiratory and pulmonary medicine” People with lower levels of free testosterone tend to have worse COVID-19 outcomes.
15 citations
,
October 2011 in “Gynecological Endocrinology” Obesity changes androgen levels in women with PCOS, leading to higher testosterone relative to androstenedione.
Increased free testosterone can lead to stronger bones and less body fat but also higher risks of prostate cancer, hair loss, spine issues, and high blood pressure.
87 citations
,
May 2018 in “Scientific Reports” Higher free testosterone levels in men are linked to a stronger immune response, not weaker.
13 citations
,
March 2019 in “Physiological Research” Overweight women with PCOS have higher levels of certain hormones that could indicate a higher risk of heart and metabolic problems.