18 citations,
July 2020 in “Basic and Clinical Andrology” Wait 3 months after COVID-19 before trying assisted reproduction and further research is needed on COVID-19's effects on male hormones and fertility.
18 citations,
October 2018 in “Journal of The American Academy of Dermatology” Some skin medications can harm male fertility, but they don't seem to cause birth defects from father's exposure.
13 citations,
July 2018 in “General and comparative endocrinology” Thyroid hormones and androgens affect gene expression in frog reproductive organs differently between males and females.
8 citations,
July 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.
5 citations,
January 2016 in “Asian pacific Journal of Tropical Biomedicine” Phthirusa pyrifolia extract may lower testosterone and harm male rat reproduction without damaging the liver or kidneys.
October 2017 in “Springer eBooks” A thorough initial check-up is essential before sperm banking to ensure the best chance of preserving good quality sperm.
19 citations,
November 2021 in “Reviews in endocrine and metabolic disorders” Sex hormones like estrogen and testosterone may affect COVID-19 severity differently in men and women, potentially influencing prevention and treatment strategies.
February 2023 in “IntechOpen eBooks” Testosterone replacement therapy helps manage deficiency and has various methods, but requires careful monitoring to avoid side effects.
43 citations,
July 2003 in “Andrology” Hormonal male contraception is effective and could be market-ready, but more research is needed to ensure safety for all ethnic groups.
29 citations,
March 2021 in “Frontiers in Endocrinology” Testosterone may influence COVID-19 severity and outcomes.
1 citations,
May 2023 in “Cell reports medicine” Sons of mothers with polycystic ovary syndrome (PCOS) have a higher risk of obesity and insulin resistance, possibly due to certain genes and factors passed down from their mothers.
1 citations,
May 2021 in “International Journal Of Medical Science And Clinical Invention” Women with PCOS may have a higher risk of severe COVID-19 due to hormonal imbalances and vitamin D deficiency.
November 2023 in “Brain Sciences” Some medications might contribute to male infertility, with finasteride showing a high number of reports.
2 citations,
November 2012 in “InTech eBooks” The document concludes that sex hormones are crucial for mammalian reproduction, health, and behavior, and require more research for therapeutic use.
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.
October 2004 in “Radiotherapy and oncology” Active vitamin D3 might protect hair follicles from radiation damage.
51 citations,
September 2012 in “Biomacromolecules” Disulfide bonds make keratin in hair stronger and tougher.
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.