June 2018 in “The Journal of Sexual Medicine” Finasteride does not negatively affect male reproductive function.
October 2017 in “DOAJ (DOAJ: Directory of Open Access Journals)” DA-9401 can protect against finasteride-induced reproductive damage in rats.
January 2018 in “Elsevier eBooks” 5α-reductase-2 deficiency causes ambiguous genitalia at birth and affects male sexual development, but individuals often develop male characteristics at puberty.
8 citations,
December 2016 in “Revista Medica De Chile” Finasteride can cause sexual dysfunction, sperm changes, and affect bone density and metabolism.
33 citations,
April 2015 in “Current Opinion in Endocrinology, Diabetes and Obesity” 5α reductase inhibitors treat hair loss but may cause sexual side effects and risks.
47 citations,
January 2021 in “Fertility and Sterility” COVID-19 might affect male fertility, but more research is needed to understand the full impact.
23 citations,
January 2007 in “Archives of Andrology” Finasteride may negatively affect male fertility.
17 citations,
May 2021 in “Journal of Assisted Reproduction and Genetics” COVID-19 may harm male fertility and damage the reproductive system.
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.
January 2025 in “Expert Opinion on Pharmacotherapy” Dutasteride is more effective than finasteride for hair loss but may affect male fertility and should be used cautiously.
March 2013 in “Reactions Weekly” A man's fertility improved after he stopped taking finasteride but worsened again when he restarted the medication.
34 citations,
January 2004 in “Revista do Hospital das Clínicas” Finasteride may worsen infertility in men with existing issues, but stopping it can improve sperm health.
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.
August 2015 in “Dermatologica Sinica” Men with severe hair loss may have poorer sperm quality.
Stem cells regenerate tissues and their behavior varies by environment, suggesting the hematopoietic system model may need revision.
June 2022 in “Journal of Experimental Biology and Agricultural Sciences” Higher testosterone harms sperm motility, while higher estradiol improves sperm survival.
October 1988 in “Pediatric research” Certain maturity signs appear before and after the first release of sperm in boys.
1 citations,
January 2018 in “PubMed” Women with PCOS have a similar chance of getting pregnant using assisted reproductive treatment as those without PCOS.
September 2008 in “Fertility and Sterility” Greater intimacy leads to better self-reported health in couples having infertility treatment.
5 citations,
August 1987 in “Andrology” Men with low or no sperm count have lower salivary testosterone levels, and saliva testing can measure their testosterone well.
1 citations,
September 2020 in “Leonardo” The exhibition made people think about ethics and society in relation to biotech advances.
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.
December 2023 in “Urogenital tract infection” Seminal bacteria can lower sperm quality in subfertile men.
4 citations,
January 2023 in “Andrology” The testes produce sperm and hormones essential for male development.
2 citations,
January 2014 in “Elsevier eBooks” The document explains how sperm cells are produced, the role of testosterone in this process, and how toxins can reduce sperm count and fertility.
5 citations,
June 2008 in “Acta Cirurgica Brasileira” Finasteride causes sperm production decrease in Mesocricetus auratus.
2 citations,
October 2000 in “The Journal of Urology” Finasteride daily doesn't affect sperm production or semen in young men.
104 citations,
October 1999 in “The Journal of Urology” Finasteride doesn't harm male fertility or sperm quality, but may slightly reduce ejaculate volume.
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.
11 citations,
March 2010 in “International Journal of Andrology” Finasteride 1-mg doesn't harm sperm or pregnancy chances.