42 citations
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July 1982 in “PubMed” This study found that a low estrogen-containing oral contraceptive normalized hormone levels and improved symptoms in women with polycystic ovary disease, with minimal side effects reported.
December 2018 in “Journal of Advances in VetBio Science and Techniques” This study described clinical manifestations such as alopecia and hyperpigmentation in male dogs with hypoandrogenism, suggesting a need for further research on these endocrinopathies in animals.
1 citations
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May 2025 in “International Journal of Impotence Research” This study found that among men with serum testosterone levels below 3.33 ng/mL, the prevalence of kidney stones was significantly higher, independent of other metabolic factors.
July 2021 in “International Journal of Community Medicine and Public Health” This study found that testosterone levels are commonly low among men with type 2 diabetes, and most of these men exhibit symptoms of hypogonadism, with BMI being a significant risk factor.
5 citations
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August 1987 in “Andrology” This study found that salivary testosterone levels were significantly lower in oligospermic and azoospermic men compared to normal men, suggesting its potential use in assessing male androgen status.
1 citations
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January 2023 in “International journal of urology” In this study, researchers observed that lower serum zinc concentrations were associated with decreased serum testosterone levels, but no link was found with sexual function questionnaire scores.
40 citations
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March 1982 in “British Journal of Dermatology” This study found that women experiencing diffuse hair loss had significantly lower levels of plasma sex-hormone binding globulin compared to controls, while their testosterone levels remained normal.
506 citations
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March 2005 in “The Journal of Clinical Endocrinology and Metabolism” This study found that testosterone therapy improved physical performance and strength in older men with low testosterone over 36 months, whether administered alone or with finasteride.
8 citations
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January 1986 in “Journal of hepatology” This study suggests that hepatocellular carcinoma in cirrhotic men is associated with altered sex-steroid metabolism, indicated by lower testosterone and 5 alpha-dihydrotestosterone levels compared to cirrhosis alone.
29 citations
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March 2021 in “Frontiers in Endocrinology” This review discusses the dual role of testosterone in COVID-19 progression and suggests its importance in understanding the disease's mechanisms, highlighting the need for further targeted research.
14 citations
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August 2014 in “Applied Physiology, Nutrition, and Metabolism” This study concluded that an 8-week low-starch/low-dairy diet increased fat oxidation in overweight and obese women with PCOS.
2 citations
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October 2021 in “Clinical Epidemiology and Global Health” The researchers reported a high incidence of hyperuricemia in women with PCOS, with positive correlations to testosterone, SHBG, HOMA-IR, and LDL levels, but negative correlations to HbA1C, FPG, and FSI.
14 citations
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June 2015 in “Toxicology and Industrial Health” This study found that low doses of bisphenol A may increase proliferation of the ventral prostate in adult rats by altering the estrogen to androgen ratio and gene expression.
8 citations
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March 2022 in “International Journal of Endocrinology” This study found that combining low-dose spironolactone with metformin improved insulin resistance in PCOS patients more effectively than using either drug alone.
May 2012 in “15th International & 14th European Congress of Endocrinology” Taking 1mg finasteride tablets for 6 months can lower good cholesterol (HDL) and raise triglycerides in men with hair loss.
4 citations
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August 2024 in “International Journal of Impotence Research” In this study using the TriNetX Research Network, men with low serum testosterone levels were found to have an increased risk of developing an initial kidney stone, particularly in those aged 33-44, compared to men with normal testosterone levels.
2 citations
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December 2024 in “Iraqi Journal of Laser” This study used enhanced Raman spectroscopy to successfully detect ultra-low levels of free testosterone in women with PCOS, suggesting a potential low-cost method for early diagnosis.
December 2020 in “Journal of Skin and Sexually Transmitted Diseases” This study found no significant correlation between serum testosterone or DHEAS levels and the severity of acne or FPHL in a localized female population, but noted most patients had low testosterone levels.
2 citations
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January 2018 in “Biology and medicine” In this study, researchers observed that a significant number of women in Eket, Nigeria, have low testosterone levels, while a subset with high free testosterone may have polycystic ovary syndrome.
January 2005 in “Journal of Investigative Medicine” This study found that testosterone therapy improved physical performance, strength, lean body mass, and serum cholesterol in older men with low testosterone levels, with or without the addition of finasteride.
6 citations
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September 2005 in “Expert Opinion on Pharmacotherapy” This review discusses the role of androgens in women's sexual health and highlights the need for further research on androgen replacement therapy to optimize quality of life, but reports no new clinical results.
January 2013 in “Journal of Endocrinology and Diabetes Mellitus” This study found that men with Cushing syndrome often experience significant hypogonadism, with 65% reporting reduced libido and erectile dysfunction, indicating a need for screening in those with gynecomastia or hypogonadism.
November 2025 in “Репродуктивное здоровье Восточная Европа” This study examines the pathogenetic role of hormonal imbalances in chronic prostatitis, highlighting that decreased androgens and increased estrogens contribute to prostate inflammation and impaired spermatogenesis, and explores hormonal therapies' potential for restoring reproductive function.
51 citations
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April 1999 in “The Journal of Steroid Biochemistry and Molecular Biology” This review examines androgen replacement therapy in women for treating androgen deficiency symptoms and reports no new clinical results, while noting potential safety within a specific dose range.
125 citations
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January 1999 in “Drugs” This study found that oral finasteride 1 mg/day promotes hair growth and prevents further hair loss in a significant proportion of men with male pattern hair loss over two years.
September 2023 in “Research Square (Research Square)” In this study, overweight women with polycystic ovarian syndrome who took evening primrose oil for 10 weeks experienced significant reductions in BMI, LDL, and total cholesterol levels, alongside hormonal changes such as decreased LH, FSH, and testosterone levels, and increased estrogen.
March 2026 in “Canadian Urological Association Journal” This study observed that complementary and alternative medicine, often marketed to men as ways to enhance "optimization," "recovery," and "vitality," has become mainstream, with many believing in its benefits for testosterone, erections, libido, hair loss, and sperm quality.
December 2024 in “Journal of Biophotonics” In this study, researchers observed that red and red-orange LED light therapy stimulates nitric oxide production and decreases dihydrotestosterone synthesis in cell models, suggesting a potential mechanism for using light therapy to treat androgenetic alopecia.
10 citations
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January 1997 in “The journal of sex research/The Journal of sex research” In this study of HIV+ men with low CD4 and testosterone levels, testosterone replacement therapy significantly improved sexual interest, erectile functioning, and sexual satisfaction over an eight-week period.
50 citations
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April 2010 in “Biology direct” This study's model suggests that low androgen levels can increase selection for prostate cancer phenotypes resistant to hormonal therapy, potentially leading to more aggressive forms of cancer.