36 citations
,
February 2011 in “Fertility and Sterility” Finasteride use may cause sperm damage and infertility, stopping it can improve sperm health.
36 citations
,
October 2009 in “Journal of Investigative Dermatology” Dihydrotestosterone can be made from dehydroepiandrosterone in skin cells without needing testosterone.
34 citations
,
January 2018 in “International Journal of Dermatology” Scalp cooling is the most effective FDA-approved method to prevent chemotherapy-induced hair loss, but more research is needed for other treatments.
34 citations
,
February 1993 in “Journal of steroid biochemistry and molecular biology/The Journal of steroid biochemistry and molecular biology” Certain 4-azasteroids are effective at blocking the enzyme that processes testosterone in human skin and could help treat acne, excessive hair growth, and male pattern baldness.
31 citations
,
January 1995 in “The American journal of medicine” Testosterone and dihydrotestosterone play a role in women's health issues like excess hair and baldness, and treatments blocking these hormones may help.
29 citations
,
January 2009 in “International Journal of Trichology” Finasteride for hair loss may cause gynecomastia; doctors should inform patients.
28 citations
,
October 1998 in “Baillière's clinical endocrinology and metabolism” Testosterone replacement may help post-menopausal women with androgen insufficiency, but more research is needed on its benefits and risks.
25 citations
,
April 1949 in “The journal of experimental zoology” Testosterone applied to rabbit skin increases skin cell growth and changes skin structure.
24 citations
,
January 2021 in “Physiological Research” Testosterone affects brain functions and contributes to sex differences, influencing conditions like autism.
22 citations
,
January 2014 in “Biological & Pharmaceutical Bulletin” Ginsenoside F2 may help prevent hair loss and promote hair growth better than finasteride.
21 citations
,
January 2021 in “Therapeutic Advances in Endocrinology and Metabolism” Testosterone may have a dual role in COVID-19, potentially worsening outcomes in men, and testosterone therapy could help some patients, but more research is needed.
20 citations
,
June 2015 in “Hormone Molecular Biology and Clinical Investigation” Finasteride worsens erectile dysfunction and lowers testosterone in men with enlarged prostates, unlike tamsulosin.
19 citations
,
June 2001 in “Annals of Internal Medicine” Tamoxifen can cause total hair loss but its benefits outweigh this side effect.
12 citations
,
March 2017 in “Journal of obstetrics and gynaecology Canada” Testosterone therapy can modestly improve sexual function in menopausal women but should be used cautiously and is not recommended for routine measurement in sexual dysfunction or hirsutism.
11 citations
,
March 2016 in “Translational Andrology and Urology” Nandrolone might increase muscle mass with fewer side effects than testosterone but could cause erectile dysfunction and needs more research.
8 citations
,
April 2019 in “Journal of the Endocrine Society” Postmenopausal women with hyperandrogenism didn't have better metabolic health even after their testosterone levels became normal.
8 citations
,
January 2009 in “Indian Journal of Dermatology, Venereology and Leprology” Finasteride can cause rare breast growth side effect, with varying recovery after stopping.
7 citations
,
June 2015 in “Cutaneous and Ocular Toxicology” Some drugs can cause skin reactions, which may improve when the drug is stopped, and rapid diagnosis and stopping the drug is crucial.
7 citations
,
May 2014 in “Clinical practice” Cooling the scalp may prevent hair loss from chemotherapy, hair often grows back after treatment, and nail issues usually improve after stopping the drug.
7 citations
,
May 2012 in “International Journal of Andrology” The new oral testosterone pill normalized testosterone levels and lowered SHBG in men with low testosterone.
7 citations
,
February 2006 in “Clinical and Experimental Dermatology” Using anabolic steroids 'Sus' and 'Deca' for bodybuilding caused severe acne in a man.
6 citations
,
November 2010 in “International Journal of Andrology” New oral testosterone formulations show potential for safer, effective hormone replacement in men with low testosterone.
5 citations
,
August 2018 in “Sexual Medicine Reviews” 5α-Reductase inhibitors do not consistently increase testosterone levels in the blood.
4 citations
,
January 2015 in “Endocrinology & metabolic syndrome” Testosterone can cause acne and male-pattern baldness, affects hair growth in men and women, and makes male skin more sensitive.
3 citations
,
December 2000 in “International Journal of Cosmetic Science” The study created a new method to test drugs that affect hormone processing in skin.
2 citations
,
January 2018 in “Biology and medicine” High testosterone levels in 20% of the women studied may indicate PCOS, while 80% had low levels with potential health impacts.
2 citations
,
December 2017 in “Bangladesh Journal of Pharmacology” Black seed oil significantly protects against hair loss from chemotherapy.
November 2025 in “Frontiers in Pharmacology” 64 drugs can cause hair loss, needing better monitoring and updated labels.
September 2025 in “Frontiers in Medicine” Angiopoietin-1 helps hair cells survive and grow, making it a potential treatment for hair loss.
September 2023 in “Scientific reports” Segmental hair analysis can track testosterone over time but needs adjustments for sex, hair color, and washing frequency.