110 citations
,
October 2013 in “The Journal of Sexual Medicine” Testosterone treatment in trans men increases body and facial hair and may lead to hair loss over time, but severe skin issues are rare.
10 citations
,
October 2012 in “Andrology” Prostate cancer can progress even with low testosterone due to internal hormone production in the tumor.
June 2026 in “British Journal of Dermatology” Finasteride mildly affects semen but is reversible; dutasteride has stronger effects with incomplete recovery.
January 2013 in “Journal of Endocrinology and Diabetes Mellitus” Cushing syndrome often causes low testosterone and sexual issues in men.
April 2017 in “Reactions Weekly” Finasteride may cause weak ejaculation and reduced semen volume.
April 2014 in “The FASEB Journal” Testosterone reduces knee movement, while flutamide and finasteride increase it.
64 citations
,
August 1999 in “The American journal of medicine” The transscrotal testosterone patch normalizes hormone levels in men with AIDS and weight loss but does not improve weight, body mass, or quality of life.
9 citations
,
January 2017 in “Archives of biochemistry and biophysics” Testosterone raises blood pressure and changes kidney protein levels.
June 1998 in “Biomedicine & Pharmacotherapy” Medical treatments like chemotherapy and radiotherapy can harm sperm production, so freezing sperm before treatment is important for men who want children later.
21 citations
,
December 2015 in “Development Growth & Differentiation” DHT is crucial for urethral formation, and its disruption can affect masculinization and lead to hypospadias.
15 citations
,
January 2017 in “Advances in Experimental Medicine and Biology” 5α-Reductase inhibitors can negatively affect male sexual function and, in some cases, significantly reduce sperm count, but these effects may be reversible.
82 citations
,
February 1989 in “The Journal of clinical endocrinology and metabolism/Journal of clinical endocrinology & metabolism” A three-month treatment with a GnRH agonist significantly lowered androgen levels and 5α-reductase activity in men with benign prostatic hyperplasia.
18 citations
,
June 2016 in “PeerJ” Testosterone increases certain kidney protein levels, potentially raising blood pressure.
1 citations
,
February 2018 in “The Journal of Sexual Medicine” Ultrasound shows 96% of young men with erectile dysfunction after using finasteride have abnormal penile tissue.
3 citations
,
February 2018 in “Human Reproduction” A man with testotoxicosis was fertile despite low FSH levels, suggesting high testosterone may allow sperm production without FSH.
4 citations
,
January 1982 in “Endocrinologia Japonica” Androgens regulate 5 alpha-reductase activity in hamster sebaceous glands.
3 citations
,
December 2021 in “Physiological Research” Low testosterone may increase COVID-19 severity in men.
August 2015 in “Dermatologica Sinica” Men with severe hair loss may have poorer sperm quality.
March 2024 in “The journal of sexual medicine” The therapies improved ejaculation disorders and sexual function in middle-aged men.
1 citations
,
May 2021 in “Problemy e̊ndokrinologii” Androgen levels can increase at any age, affecting symptoms like acne, hair loss, and prostate size.
1 citations
,
December 2019 in “Frontiers in endocrinology” Higher androgen levels during puberty are linked to shorter adult height in boys with Silver-Russell syndrome.
1 citations
,
January 2004 in “Linchuang pifuke zazhi” Low-dose finasteride can cause painful breast enlargement in men, which resolves after stopping the medication.
33 citations
,
January 2009 in “Journal of Cutaneous and Aesthetic Surgery” Finasteride reduces prostate cancer risk but may affect ejaculatory volume and requires careful consideration for young men.
15 citations
,
June 1995 in “The American Journal of the Medical Sciences” Finasteride caused enlarged breast tissue in a 62-year-old man.
31 citations
,
January 2017 in “Advances in Experimental Medicine and Biology” Low testosterone and 5α-reductase inhibitors can harm men's metabolic and sexual health; testosterone therapy may help, but discussing 5α-RIs' side effects is important.
August 2020 in “DOAJ (DOAJ: Directory of Open Access Journals)” Finasteride, at doses of 5mg or higher, may negatively affect male fertility by reducing the expression of certain genes involved in sperm production.
70 citations
,
March 2016 in “Urologic Clinics of North America” The document explains how the male reproductive system works, its role in making testosterone, and how conditions like obesity can disrupt it, leading to low testosterone and fertility issues.
October 2022 in “Miscellaneous” A rare, non-cancerous ovarian tumor was successfully treated with surgery, improving the patient's symptoms.
5 citations
,
October 2014 in “Gynecological Endocrinology” Triptorelin helps evaluate hormone production in Sertoli-Leydig cell tumors.
1 citations
,
May 2025 in “International Journal of Impotence Research” Older age and low testosterone increase the risk of kidney stones in men.