August 2023 in “International journal of impotence research” Many dermatologists believe finasteride can cause sexual side effects and counsel patients about them.
18 citations
,
October 2021 in “Frontiers in Physiology” Lipocalin-Type Prostaglandin D2 Synthase (L-PGDS) is a protein that plays many roles in the body, including sleep regulation, pain management, food intake, and protection against harmful substances. It also affects fat metabolism, glucose intolerance, cell maturation, and is involved in various diseases like diabetes, cancer, and arthritis. It can influence sex organ development and embryonic cell differentiation, and its levels can be used as a diagnostic marker for certain conditions.
1 citations
,
October 2023 in “Journal of personalized medicine” Food intake, not genetics, affects how the body processes tadalafil and finasteride.
104 citations
,
October 1999 in “The Journal of Urology” Finasteride doesn't harm male fertility or sperm quality, but may slightly reduce ejaculate volume.
11 citations
,
March 2010 in “International Journal of Andrology” Finasteride 1-mg doesn't harm sperm or pregnancy chances.
17 citations
,
January 2013 in “Our Dermatology Online” Dutasteride mesotherapy helps treat male hair loss but may harm sperm and sexual function.
April 2026 in “Research Square” COVID-19 can harm male fertility by reducing sperm stem cells and damaging testicular function.
18 citations
,
May 2002 in “BJUI” Finasteride doesn't change rat testicle weight or sperm production.
14 citations
,
May 2021 in “Marine Drugs” PDRN, derived from salmon sperm, shows promise in healing wounds, reducing inflammation, and regenerating tissues, but more research is needed to understand its mechanisms and improve its use.
January 2026 in “Journal of Sexual and Mental Health” New male contraceptive pills show promise in reducing sperm production with mild side effects.
49 citations
,
August 1996 in “The Journal of Clinical Endocrinology and Metabolism” The combination of cyproterone acetate and testosterone enanthate is highly effective in preventing sperm production and could be a good reversible male contraceptive.
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.
March 2014 in “Fertility and Sterility” The April 2014 issue of "Fertility and Sterility" discussed various reproductive health topics, including hormone therapy benefits, sperm and genetic factors in male infertility, and the link between PCOS and diabetes.
4 citations
,
January 2023 in “Andrology” The testes produce sperm and hormones essential for male development.
April 2025 in “Journal of Skin and Stem Cell” PDRN from trout sperm helps skin and hair regeneration but is costly and complex to produce.
11 citations
,
September 2015 in “Theriogenology” Testosterone boosts fluid and electrolyte secretion in seminal vesicles, aiding sperm function.
23 citations
,
October 2015 in “Andrology” New male hormonal contraceptives show promise but need more research on long-term effects and funding for larger trials.
4 citations
,
October 2023 in “Fertility and Sterility” Some medications and supplements can affect male fertility, with some improving and others harming sperm quality.
28 citations
,
November 2003 in “The Journal of clinical endocrinology and metabolism/Journal of clinical endocrinology & metabolism” The normal human prostate does not significantly affect blood DHT levels.
3 citations
,
November 2022 in “Frontiers in oncology” Low zinc levels may be linked to the return of gynecologic cancers.
January 2018 in “Elsevier eBooks” The document explains how male reproductive hormones work and affect the body.
January 2003 in “Humana Press eBooks” Dihydrotestosterone and 5α-Reductase play a role in hair loss and prostate health, and finasteride can increase hair growth in men without affecting sperm production, but it doesn't work for postmenopausal women with hair loss.
October 1999 in “The Journal of Urology” New treatments and diagnostic methods for urological conditions show promise, but some lack sufficient accuracy for clinical use.
324 citations
,
July 2020 in “Applied Water Science” Water near Abakaliki mines has high toxic metal levels, posing health risks.
35 citations
,
May 2022 in “Baillière's best practice and research in clinical endocrinology and metabolism/Baillière's best practice & research. Clinical endocrinology & metabolism” Androgens like testosterone are important hormones for both men and women, made differently in each sex and affecting the body by regulating genes and quick interactions with cell components.
32 citations
,
May 2018 in “Cell Cycle” Melatonin helps Cashmere goats grow more hair by affecting certain genes and cell pathways.
14 citations
,
August 2013 in “Facial Plastic Surgery Clinics of North America” Some nonsurgical hair loss treatments are effective, especially if started early.
Adequate vitamin D might lower, and high hair chromium might increase DNA damage in obese women.
1 citations
,
June 2016 in “Yāftah/hā-yi nuvīn dar ̒ulūm-i zīstī” Sheep testis extract significantly improves wound healing and hair growth in rats.
November 2025 in “Frontiers in Veterinary Science” A 1.0% tyrosine diet increases melanin in chicken feathers.