506 citations,
March 2005 in “The Journal of Clinical Endocrinology and Metabolism” Testosterone therapy improves physical function, strength, and body composition in older men with low testosterone levels.
142 citations,
February 1985 in “Fertility and sterility” Spironolactone reduced hair thickness and some testosterone levels in women with excessive hair growth.
78 citations,
August 2012 in “Human molecular genetics online/Human molecular genetics” A new gene, JMJD1C, may affect testosterone levels in men.
77 citations,
November 2007 in “International Journal of Andrology” Testosterone with or without finasteride doesn't improve thinking skills in older men with low testosterone.
72 citations,
April 2008 in “The Journal of urology/The journal of urology” Dutasteride and finasteride do not significantly affect bone density, blood fats, or blood production, but slightly lower PSA levels and minimally impact sexual function in healthy young men.
65 citations,
October 1999 in “Journal of The American Academy of Dermatology” Finasteride effectively reduces hair loss by decreasing androgen levels.
42 citations,
December 2015 in “International Journal of Clinical Pharmacology and Therapeutics” The 0.25% finasteride solution, when applied once a day, effectively reduces scalp DHT, potentially minimizing sexual side-effects linked to a systemic DHT reduction.
37 citations,
March 2014 in “Journal of Trace Elements in Medicine and Biology” Lower hair zinc and copper levels found in Turkish males with hair loss; higher BMI linked to less hair zinc.
23 citations,
February 2017 in “Journal of dermatology” Low serum levels of zinc and selenium may increase the risk of alopecia areata.
19 citations,
April 2018 in “Clinical cardiology” Older men with low levels of a testosterone byproduct had a higher chance of developing an irregular heartbeat.
11 citations,
October 1994 in “The Journal of Clinical Endocrinology and Metabolism” Finasteride increases hair growth, prolongs hair cycle, and lowers dihydrotestosterone levels.
10 citations,
February 2008 in “International Journal of Andrology” A combination of nanomilled oral testosterone and dutasteride normalized testosterone levels in men with low testosterone and is safe for short-term use.
9 citations,
June 2014 in “European Journal of Obstetrics & Gynecology and Reproductive Biology” Blood AMH levels are higher in women with PCOS than in those with other similar conditions.
6 citations,
January 2020 in “Postepy Dermatologii I Alergologii” Check and treat low iron and vitamin D levels in people with hair loss.
6 citations,
May 2016 in “Urolithiasis” Balding and low testosterone increase risk of urinary stones.
6 citations,
April 2011 in “British journal of oral & maxillofacial surgery/British journal of oral and maxillofacial surgery” Surgeons' testosterone levels significantly increase during major head and neck cancer surgeries.
5 citations,
August 2018 in “Sexual Medicine Reviews” 5α-Reductase inhibitors do not consistently increase testosterone levels in the blood.
2 citations,
November 2019 in “Case reports in women's health” Ovarian vein sampling helped diagnose rare ovarian tumors causing high testosterone, and surgery to remove the tumors lowered the testosterone levels.
1 citations,
January 2023 in “International journal of urology” Low zinc levels are linked to low testosterone but not to sexual problems.
1 citations,
October 2021 in “Benha Journal of Applied Sciences” People with acne have a different balance of certain antioxidants in their blood compared to healthy individuals.
1 citations,
April 2021 in “International Journal of Research in Dermatology” Low iron and vitamin B12 levels are common in women with chronic hair loss, while low vitamin D is less common.
1 citations,
March 1995 in “Pharmacoepidemiology and drug safety” Taking oral contraceptives while on isotretinoin may increase the risk of high triglyceride and cholesterol levels.
January 2024 in “Journal of the Endocrine Society” The research found that measuring androgens in urine can give extra information about body metabolism and is linked to androgen levels in the blood, especially in young girls.
September 2023 in “Clinical, Cosmetic and Investigational Dermatology” Higher SHBG levels are linked to less severe hair loss in women, but vitamin D levels don't seem to affect hair loss.
July 2022 in “International Journal of Health Sciences (IJHS) (En línea)” Men with Type 2 Diabetes have lower DHT levels, which may affect fertility and lipid profiles.
January 2022 in “International Journal of Medicine in Developing Countries” Many patients with hair loss had low iron and vitamin D levels, but thyroid issues were not common.
September 2018 in “International Journal of Dermatology” People with alopecia areata often have lower levels of zinc and vitamin D.
September 2010 in “European Urology Supplements” Opioid use may lower PSA levels, suggesting a possible role in prostate cancer control; PSA testing is useful for detecting prostate cancer; serum triglycerides are not linked to prostate cancer risk; and higher urethral PSA levels may be associated with local hormone activity.
September 2010 in “European Urology Supplements” Serum triglyceride levels are not linked to prostate cancer risk.
October 2023 in “The Journal of urology/The journal of urology” Higher testosterone and DHT levels are not linked to urinary symptoms in men.