4 citations,
September 2018 in “Rendiconti lincei. Scienze fisiche e naturali” Researchers concluded that "spigo nardo" is the Himalayan plant Nardostachys jatamansi, used historically in medicine and cosmetics, now critically endangered.
5 citations,
June 2018 in “Journal of Diabetes, Metabolic Disorders & Control” Women with PCOS may have higher bad cholesterol and are at risk for blood sugar issues; lifestyle changes are recommended.
36 citations,
February 2011 in “Fertility and Sterility” Finasteride use may cause sperm damage and infertility, stopping it can improve sperm health.
35 citations,
October 2004 in “Biology of Reproduction” PNU157706 reduced rat sperm movement and fertility without affecting offspring health.
1 citations,
January 2020 in “Recent Research in Genetics and Genomics/Recent Research in Genetics and Genomics ” High doses of Lepidium sativum seed extract are toxic and should be used with caution.
October 2020 in “Journal of Pakistan Association of Dermatology” Finasteride appears safe for long-term sperm concentration, but more research is needed for clear conclusions.
2 citations,
September 2008 in “Fertility and Sterility” Adult offspring of sperm donation generally feel positive about their conception and view the donor as their biological father.
5 citations,
December 2012 in “PubMed” Stopping the use of the drug finasteride can improve sperm count and does not prevent normal conception, but caution is advised when trying to conceive.
3 citations,
April 2012 in “Fertility and Sterility” Finasteride may cause infertility in rats by affecting epididymis and sperm function.
2 citations,
January 2011 in “Yearbook of Urology” Stopping finasteride can improve sperm count in infertile men.
1 citations,
September 2013 in “Fertility and Sterility” Finasteride discontinuation increases sperm count in men.
1 citations,
September 2013 in “Fertility and Sterility” Finasteride may improve sperm count in subfertile men with low sperm count.
July 2023 in “The journal of sexual medicine” Anabolic-androgenic steroids harm male hormone levels, sperm, metabolism, and can cause acne, hair loss, and breast growth.
October 1988 in “Pediatric research” Certain maturity signs appear before and after the first release of sperm in boys.
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.
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.
11 citations,
March 2010 in “International Journal of Andrology” Finasteride 1-mg doesn't harm sperm or pregnancy chances.
10 citations,
September 2015 in “Folia Histochemica Et Cytobiologica” Finasteride treatment in male rats can reduce fertility and affect sperm development in their offspring.
September 2008 in “Fertility and Sterility” Men and women in infertile couples feel using donor sperm may cause more stress and marital issues than using donor eggs.
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.
10 citations,
October 2008 in “Andrologia” Finasteride changes antioxidant enzyme expression, possibly affecting sperm protection in rats.
October 2018 in “bioRxiv (Cold Spring Harbor Laboratory)” Neuronatin is found in various cells of rat tissues and has a unique location in sperm cells.
4 citations,
September 1977 in “Lipids” Gerbils on a fat-deficient diet had altered fatty acid levels, hair loss, reduced sperm, and lower body weight.
August 2020 in “DOAJ (DOAJ: Directory of Open Access Journals)” Finasteride, at doses of 5mg or higher, may negatively affect male fertility by reducing the expression of certain genes involved in sperm production.
67 citations,
April 1988 in “The Journal of Clinical Endocrinology & Metabolism” A subtle androgen receptor abnormality can allow normal male development and sometimes fertility despite partial androgen resistance.
39 citations,
January 2019 in “The World Journal of Men's Health” Testosterone replacement therapy can prevent men from fathering children and should not be used by those wanting to stay fertile.
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.
18 citations,
June 2009 in “Journal of Molecular Endocrinology” Finasteride exposure harms tadpole reproduction and hormone balance.
13 citations,
January 2019 in “Endocrine journal” Dihydrotestosterone treatment can help penis growth in boys with 5α-reductase deficiency but doesn't fully normalize size after puberty.
2 citations,
December 2017 in “Theriogenology” Testosterone increases acidification in the vas deferens by up-regulating V-ATPase.