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January 2016 in “Skin appendage disorders” The document concludes that sexual and psychiatric side effects from 5-alpha-reductase inhibitors are reported, but more high-quality research is needed to understand how often they occur.
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March 2012 in “Dermatologic Therapy” Taking zinc supplements can help improve or cure hair loss caused by zinc deficiency.
25 citations
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June 2017 in “Molecular and Cellular Endocrinology” Using anabolic androgenic steroids can cause serious, lasting health problems in many parts of the body.
23 citations
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January 2016 in “Transgender health” Hormone therapy with estradiol and spironolactone can regrow scalp hair in transgender women by lowering testosterone to female levels.
20 citations
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April 2012 in “Fertility and Sterility” Finasteride causes lasting fertility decrease in rats.
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October 2017 in “Drug Design Development and Therapy” DA-9401 helps protect rat testis from finasteride damage.
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September 2016 in “International Journal of Molecular Sciences” Polydeoxyribonucleotide (PDRN) may help lighten skin and treat hyperpigmentation.
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December 2016 in “Sexual Medicine” Finasteride side effects in young men may be linked to specific gene variations.
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January 2001 in “Clinical chemistry” Hair can be used to measure cancer-related chemicals noninvasively.
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October 2020 in “Microscopy and Microanalysis” Resveratrol helps prevent finasteride-induced damage in male rats, improving reproductive function.
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June 2001 in “Annals of neurology” Alzheimer's patients have higher levels of certain chemicals in their hair.
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February 2020 in “International Journal of Endocrinology” Some men with early hair loss may have a male version of PCOS, affecting hormones and increasing health risks.
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July 2001 in “Cell” Cells from certain embryo parts can induce head formation in another embryo, involving complex signaling pathways.
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February 2014 in “General and Comparative Endocrinology” Finasteride affects frog testes by increasing testosterone, decreasing 5α-DHT, and impacting genes related to reproduction and other functions.
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January 2008 in “Journal of Cosmetic and Laser Therapy” Hair transplantation for men has improved, offering natural, lasting results, and may be enhanced by certain medications and future technologies.
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January 2017 in “Biomedical Research-tokyo” Long-term steroid abuse in athletes causes serious health risks, outweighing any benefits.
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October 2012 in “Journal of Midwifery & Women's Health” Healthcare providers should start with simple fertility tests and treatments before referring patients to specialists.
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August 2017 in “Journal of Cosmetic Dermatology” Finger length ratio may indicate male hair loss.
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January 2016 in “Journal of cosmetology & trichology” Excessive cell phone use may cause hair loss due to electromagnetic radiation.
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December 1997 in “Clinical Endocrinology” Spironolactone may help reduce hair loss in androgenic alopecia.
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January 1992 in “The Tohoku Journal of Experimental Medicine” Zinc made mice's coarse hair turn into fine hair without affecting skin structure.
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November 2022 in “Frontiers in oncology” Low zinc levels may be linked to the return of gynecologic cancers.
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November 2017 in “Elsevier eBooks” Different substances that activate or block the androgen receptor can affect male development and treat conditions like prostate cancer.
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March 2017 in “Canadian Urological Association journal” Clomiphene citrate improves fertility in men taking finasteride for hair loss.
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October 1990 in “The Lancet” Some people have a genetic variation that makes them less effective at breaking down drugs.
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August 2025 in “Daehan saengsik uihak hoeji/Clinical and experimental reproductive medicine” BMI should be considered in future research on dutasteride's effects on fertility.
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May 2025 in “The Journal of Phytopharmacology” Phytoandrogens from plants may help treat low testosterone naturally.
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February 2022 in “Online journal of biological sciences” The document does not determine if adults with aphallia are fertile.
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September 2020 in “Pediatric Dermatology” Two teenage boys lost hair after taking a drug for growth, which was not a known side effect for kids.
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January 2020 in “Journal of quality in health care & economics” Most Sudanese married women in the study used contraceptives and knew about them, but many didn't know about emergency contraceptives or extra benefits beyond family planning.