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.
305 citations,
February 2007 in “Hormone and metabolic research” Human skin makes sexual hormones that affect hair growth, skin health, and healing; too much can cause acne and hair loss, while treatments can manage these conditions.
115 citations,
November 2008 in “The Journal of Clinical Endocrinology & Metabolism” Thyroid hormones help hair grow, reduce hair loss, and increase hair pigment.
83 citations,
April 1992 in “Clinical Endocrinology” Having enough iron improves the effectiveness of a specific hair loss treatment in women.
78 citations,
August 2012 in “Human molecular genetics online/Human molecular genetics” A new gene, JMJD1C, may affect testosterone levels in men.
65 citations,
October 1999 in “Journal of The American Academy of Dermatology” Finasteride effectively reduces hair loss by decreasing androgen levels.
56 citations,
January 2008 in “Dermatology” Higher iron levels in the blood are not linked to increased hair loss in women.
46 citations,
May 2015 in “Steroids” Plant steroid hormones show growth, health, and medicinal benefits in various organisms, including potential for treating diseases.
42 citations,
October 2020 in “Seminars in Oncology” Sex hormones may affect COVID-19 severity, with men often faring worse, and targeting related pathways could offer treatment options.
37 citations,
July 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.
32 citations,
February 2019 in “Journal of neurochemistry” Sex hormones affect brain injury differently in males and females.
32 citations,
August 1999 in “Journal of Investigative Dermatology” Early onset hair loss linked to genetics and androgen levels.
30 citations,
August 1992 in “The Journal of Clinical Endocrinology and Metabolism” Finasteride doesn't affect hormone levels in normal men.
29 citations,
March 2010 in “Journal of Endocrinological Investigation” Lipocalin-2 levels are higher in women with PCOS and may indicate insulin resistance.
24 citations,
September 2001 in “Journal of The American Academy of Dermatology” Women's ovarian hormones and adrenal androgens change throughout life, affecting hair loss and health.
20 citations,
January 2012 in “Journal of Steroids & Hormonal Science” The document concludes that there are still unknowns about the effectiveness, risks, and detection of performance-enhancing drugs, and doping remains a challenge.
15 citations,
July 2020 in “Experimental Dermatology” Hormones and genes affect hair growth and male baldness.
15 citations,
January 2015 in “Skin Pharmacology and Physiology” Parathyroid hormones are important for hair growth, but their use in treating hair loss from chemotherapy is still uncertain.
13 citations,
October 2018 in “General and comparative endocrinology” Thyroid hormones and androgens affect gene expression in frog reproductive organs differently between males and females.
12 citations,
July 1993 in “The journal of investigative dermatology/Journal of investigative dermatology” Certain sex hormones and antiandrogens can either slow down or speed up the growth of human hair follicle cells depending on their concentration.
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,
May 2017 in “PLOS ONE” Men and premenopausal women in Korea show different patterns in iron and vitamin D levels, with no clear pattern for postmenopausal women.
9 citations,
August 2020 in “Experimental Dermatology” Topical L-thyroxine may help with wound healing and hair growth but should be used short-term due to potential risks.
7 citations,
October 2017 in “European Journal of Obstetrics & Gynecology and Reproductive Biology” Lower vaspin levels in the blood may indicate a better response to fertility treatment in women with PCOS.
6 citations,
September 2019 in “Journal of cosmetic dermatology” Lower melatonin levels are linked to more skin aging.
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May 2016 in “Urolithiasis” Balding and low testosterone increase risk of urinary stones.
5 citations,
April 2021 in “Journal of Endocrinological Investigation” Higher DHT levels are linked to fewer hypogonadism symptoms in men with normal testosterone levels.
4 citations,
January 1989 in “Journal of Steroid Biochemistry” Women with hyperandrogenism have higher androgen levels and lower SHBG, which may contribute to conditions like excessive hair growth and early puberty.
3 citations,
January 2016 in “Elsevier eBooks” Steroid hormones are crucial for body functions and have various medical uses, but their misuse can lead to dependence.
1 citations,
July 2015 in “Journal of Dermatology and Dermatologic Surgery” People with certain skin diseases have higher levels of the hormone prolactin in their blood.