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.
April 2020 in “Journal of the Endocrine Society” A woman's high testosterone and related symptoms were caused by overactive cells in her ovaries.
6 citations
,
January 2016 in “International Journal of Andrology” Bald men may have a lower risk of testicular cancer.
26 citations
,
August 2016 in “Translational Andrology and Urology” Treatments for urinary symptoms often cause ejaculatory problems.
Men over 50 often experience urinary issues due to prostate enlargement or bladder problems, treatable with therapies, medications, or surgery.
March 2024 in “The journal of sexual medicine” The therapies improved ejaculation disorders and sexual function in middle-aged men.
228 citations
,
February 2003 in “Urology” Androgen deprivation therapy for prostate cancer can cause sexual, physical, and psychological side effects, and doctors should manage these carefully.
1 citations
,
May 2025 in “International Journal of Impotence Research” Older age and low testosterone increase the risk of kidney stones in men.
69 citations
,
February 1983 in “Gut” Men with coeliac disease may have hormone imbalances that could affect sexual function, but these can improve with better gut health.
9 citations
,
January 2007 in “Journal of dermatological treatment” Testosterone gel helps increase facial hair in young men with beta-thalassemia major.
6 citations
,
April 2019 in “Endocrinology and Metabolism Clinics of North America” Testosterone therapy for transmasculine individuals is generally safe with medical supervision, improves mental health, and has mixed effects on physical health.
October 2025 in “Journal of the Endocrine Society” Leydig cell tumors in the ovary can cause high testosterone and male traits in postmenopausal women but are treatable with surgery.
1 citations
,
November 2019 in “Trends in Urology & Men s Health” Haematospermia is usually harmless but needs careful checking to ease anxiety and find any serious causes.
23 citations
,
September 2021 in “Frontiers in Cellular and Infection Microbiology” Testosterone's effects on COVID-19 are unclear and need more research.
6 citations
,
January 2010 in “Case Reports” A woman with high testosterone and an adrenal nodule had an ovarian tumor causing her symptoms, which improved after the tumor was removed.
34 citations
,
January 2004 in “PubMed” DHT deficiency in rats reduces sperm content and affects testis structure over time.
12 citations
,
January 2020 in “touchREVIEWS in Endocrinology” Testosterone may both worsen and protect against COVID-19 effects in men.
May 2025 in “Journal of the ASEAN Federation of Endocrine Societies” Thorough evaluation is crucial for postmenopausal women with virilization to detect rare ovarian tumors.
October 2010 in “Journal of Men's Health” Larger prostate size in older men may be linked to poorer semen quality and fertility issues.
January 2016 in “The Korean Journal of Internal Medicine” Doxazosin may cause breast enlargement and pain in men.
45 citations
,
March 2015 in “Clinical Endocrinology” Testosterone therapy is generally safe for transmen, improves sexual function, and has manageable health risks with proper monitoring.
November 2017 in “International journal of family & community medicine” A man's low testosterone and related symptoms improved after he stopped taking hair loss drugs.
280 citations
,
May 2005 in “Andrology” Testosterone treatment for older men can have short-term benefits, but long-term risks are unclear, requiring careful evaluation and monitoring.
6 citations
,
February 2014 in “Human & experimental toxicology” Testosterone injections can cause skin darkening and thickening.
19 citations
,
May 2020 in “American journal of men's health” Testosterone therapy helps boys with hormone deficiencies develop normal male characteristics and grow properly.
3 citations
,
December 2021 in “Physiological Research” Low testosterone may increase COVID-19 severity in men.
1 citations
,
November 2023 in “American journal of clinical pathology” Transgender men on testosterone therapy need ongoing gynecologic care due to potential cancer risks.
11 citations
,
November 2006 in “Journal of Veterinary Diagnostic Investigation” An alpaca acted like a male and couldn't have babies because of a benign tumor in its ovary that caused high testosterone levels.
February 2016 in “PubMed” Properly administered testosterone therapy is safe and effective but often not covered by insurance.
23 citations
,
August 2005 in “Expert opinion on pharmacotherapy” New treatments for low male hormones improved sexual function and mood but had unclear risks, especially for older men.