195 citations
,
February 2007 in “The Journal of Clinical Endocrinology and Metabolism” Dutasteride and finasteride may reduce sperm count and volume but don't affect movement or shape; effects are reversible after stopping.
173 citations
,
May 2001 in “Human reproduction update” Oestrogens are key for bone growth during puberty in both boys and girls.
114 citations
,
December 1951 in “Archives of Dermatology” Aminopterin strongly suppresses epithelial tissues and can treat certain skin conditions but has significant side effects.
110 citations
,
April 2002 in “The Journal of clinical endocrinology and metabolism/Journal of clinical endocrinology & metabolism” Dihydrotestosterone gel improved well-being and sexual function in older men without negatively affecting prostate health.
77 citations
,
June 2015 in “Nature Reviews Urology” Some common medications can harm male fertility, but many effects can be reversed.
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.
39 citations
,
March 2008 in “Growth hormone & IGF research” Raspberry ketone may help grow hair and improve skin elasticity.
11 citations
,
July 2001 in “APMIS. Acta pathologica, microbiologica et immunologica Scandinavica./APMIS” Estrogens are key for bone growth spurts in both boys and girls and affect growth into adulthood.
3 citations
,
June 1983 in “Archives of Dermatology” Aminopterin effectively improves skin conditions but has toxic side effects that need careful monitoring.
15 citations
,
August 2016 in “Current Urology Reports” Nandrolone and oxandrolone could help treat male health issues like muscle loss and low testosterone.
89 citations
,
December 2006 in “Lancet Oncology” Taking 1 mg/day finasteride for hair loss significantly lowers PSA levels in men, which may affect prostate cancer screening.
11 citations
,
November 2022 in “Journal of Endocrinological Investigation” Hormonal treatments can change hair and skin in transgender people, but may not fully achieve desired results.
5 citations
,
January 2020 in “in Vivo” Testosterone changes important cell communication proteins in pregnant rats' uteruses, which might affect pregnancy success.
5 citations
,
November 2016 in “Experimental and Therapeutic Medicine” BeauTop improves hair growth in androgenetic alopecia patients.
4 citations
,
May 2019 in “Biology open” Testosterone reduces heart damage and inflammation after injury.
4 citations
,
May 2019 in “Physiology & Behavior” Cocaine impairs male sexual behavior and alters testosterone metabolism in the brain.
July 2024 in “Biological and Clinical Sciences Research Journal” Hormonal therapy for transgender individuals carries health risks but is a personal choice.
27 citations
,
February 2014 in “Planta Medica” Scutellaria baicalensis extract and baicalin may help prevent hair loss.
12 citations
,
October 2004 in “Experimental Gerontology” Changes in testosterone and estrogen receptor genes can affect how men age, influencing body fat, hair patterns, and possibly leading to skin disorders.
22 citations
,
January 2006 in “International Journal of Andrology” Taking oral testosterone with finasteride or dutasteride doubles testosterone levels, and food slightly affects it.
3 citations
,
July 2021 in “Drug Testing and Analysis” 5α-reductase inhibitors can interfere with doping tests by masking banned substances.
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.
September 2012 in “The Egyptian Journal of Histology” Flutamide caused damage to male rat reproductive organs and may affect fertility.
December 2014 in “Annals of psychophysiology” Power-enhancing drugs can cause mood swings, aggression, anxiety, and physical side effects, questioning their overall benefits.
12 citations
,
April 2018 in “Physiology & Behavior” Finasteride raises suicide-linked aggression and stops clozapine's positive effects in schizophrenia animals.
1 citations
,
January 2008 in “Proceedings of the 9th World Rabbit Congress, Verona, Italy, 10-13 June 2008” Furless male rabbits grew slightly faster and heavier than furred ones, but testosterone levels were not the cause.
45 citations
,
February 2005 in “Steroids” Four new compounds were more effective than finasteride in treating prostate issues and hair loss, with one being 100 times more active and safe for use.
April 2016 in “The Journal of Sexual Medicine” PFS affects some women, steroids easily bought online, hypogonadism info unreliable, low testosterone linked to CVD.
103 citations
,
June 2006 in “British journal of sports medicine” The document concludes that better biomarkers are needed to detect long-term oral testosterone use in athletes.
2 citations
,
August 2025 in “Harm Reduction Journal” Non-medical steroid use in gym-goers is risky and needs better prevention and care strategies.