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 2017 in “Springer eBooks” A thorough initial check-up is essential before sperm banking to ensure the best chance of preserving good quality sperm.
1 citations,
January 2018 in “PubMed” Women with PCOS have a similar chance of getting pregnant using assisted reproductive treatment as those without PCOS.
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.
August 2024 in “The Journal of Urology” The 2024 guideline updates recommendations for genetic testing, imaging, and sperm retrieval in male infertility.
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.
47 citations,
January 2021 in “Fertility and Sterility” COVID-19 might affect male fertility, but more research is needed to understand the full impact.
19 citations,
June 2021 in “The world journal of men's health” Using anabolic-androgenic steroids can harm men's reproductive health and increase the risk of heart problems and death.
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.
36 citations,
February 2011 in “Fertility and Sterility” Finasteride use may cause sperm damage and infertility, stopping it can improve sperm health.
75 citations,
November 2016 in “Medicines” Beta-sitosterol has potential health benefits but needs more research to fully understand its effects and improve its use in treatments.
5 citations,
February 2014 in “Journal of chemical ecology” Eastern Red Bat hair contains various glycerophospholipids, mainly phosphatidylcholine.
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.
July 2022 in “Research Square (Research Square)” Certain miRNAs may play a role in sheep hair follicle development, which could help improve wool production.
June 2022 in “Journal of Experimental Biology and Agricultural Sciences” Higher testosterone harms sperm motility, while higher estradiol improves sperm survival.
20 citations,
January 2017 in “Scientific reports” Whale genes show changes that help them live in water, like less hair and better flippers.
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.
1 citations,
April 2019 in “Clinical Breast Cancer” Medicines for enlarged prostate may raise the risk of breast growth and tenderness but not breast cancer.
24 citations,
June 2012 in “BMC Research Notes” The HGCA tool helps identify genes that work together by analyzing their co-expression patterns.
December 2023 in “Urogenital tract infection” Seminal bacteria can lower sperm quality in subfertile men.
14 citations,
October 2000 in “Genomics” Rat dermal papilla cells have unique genes crucial for hair growth.
36 citations,
March 2002 in “Journal of Biological Chemistry” Food deprivation increases MST enzyme in the brain, possibly affecting energy balance.
32 citations,
May 2018 in “Cell Cycle” Melatonin helps Cashmere goats grow more hair by affecting certain genes and cell pathways.
15 citations,
October 2012 in “International Urology and Nephrology” Low-dose finasteride may cause fertility issues, but stopping it can improve sperm quality and lead to pregnancy.
1 citations,
September 2013 in “Fertility and Sterility” Finasteride may improve sperm count in subfertile men with low sperm count.
August 2015 in “Dermatologica Sinica” Men with severe hair loss may have poorer sperm quality.
54 citations,
September 2013 in “Fertility and Sterility” Finasteride can reduce fertility in some men, but stopping it increases sperm count.
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.
8 citations,
December 2016 in “Revista Medica De Chile” Finasteride can cause sexual dysfunction, sperm changes, and affect bone density and metabolism.
5 citations,
October 2022 in “BMC genomics” Certain microRNAs are important for sheep hair follicle development and could help improve wool quality.