May 2007 in “The Journal of Urology” Finasteride lowers PSA levels in men, certain factors increase testicular cancer risk, and current guidelines for penile cancer may lead to unnecessary surgeries.
3 citations
,
November 2018 in “The Journal of Clinical Psychiatry” Odds Ratios can be misleading; it's better to also present risk and Relative Risks for clarity.
March 2026 in “Planta Medica” Serenoa repens extract may help hair growth in both men and women.
1 citations
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January 2017 in “Indian Dermatology Online Journal” PRP treatment can improve hair density and thickness in male pattern hair loss, but better preparation methods are needed.
March 2013 in “Revista Brasileira de Cirurgia Plástica” Using platelet growth factors can improve hair density in transplants, especially for those with fine hair.
32 citations
,
May 1987 in “The Journal of Clinical Endocrinology & Metabolism” Salivary testosterone is a better measure for hirsutism than serum testosterone.
April 2021 in “Journal of The European Academy of Dermatology and Venereology” Age, hair loss duration, menopause, and specific treatments affect hair density and caliber in female hair loss patients.
January 2023 in “Al-Azhar International Medical Journal /Al-Azhar International Medical Journal” Trichoscopy is a quick, non-invasive way to measure hair density and thickness, helping diagnose hair loss.
January 1995 in “대한피부과학회지” Higher hormone levels may be linked to female hair loss.
2 citations
,
October 1988 in “Steroids” Certain hormone treatments can increase SBP levels and help with mild body hair growth.
4 citations
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January 2006 in “PubMed” DHT deficiency may disrupt rat epididymis function by affecting estrogen receptors.
5 citations
,
January 2012 in “PubMed” A new method accurately measures finasteride levels in human plasma.
April 2010 in “The Journal of Urology” Human prostate cells produce more WISP1/CCN4 when there's not enough oxygen.
September 1978 in “Journal of steroid biochemistry/Journal of Steroid Biochemistry” 1 citations
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November 2019 in “Trends in Urology & Men s Health” Haematospermia is usually harmless but needs careful checking to ease anxiety and find any serious causes.
February 2004 in “European Urology Supplements”
18 citations
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June 2008 in “Archives of Dermatology” Men typically shed about 10 hairs in 60 seconds, and this amount doesn't increase with age.
198 citations
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April 2020 in “Journal of Endocrinological Investigation” The virus was not found in the semen and urine of a man who tested positive for COVID-19.
165 citations
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September 2001 in “Genes & development” CDP is crucial for lung and hair follicle cell development.
37 citations
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March 2018 in “Trends in Plant Science” pH, calcium, and reactive oxygen species regulate plant cell growth, with key roles for NADPH oxidases and plasma membrane H+-ATPases.
34 citations
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April 1973 in “The American journal of clinical nutrition” Not enough vitamin B6 in pregnant rats' diets caused poor development and health in their babies.
33 citations
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January 2016 in “Skin appendage disorders” The document concludes that sexual and psychiatric side effects from 5-alpha-reductase inhibitors are reported, but more high-quality research is needed to understand how often they occur.
27 citations
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March 2012 in “Dermatologic Therapy” Taking zinc supplements can help improve or cure hair loss caused by zinc deficiency.
23 citations
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January 2016 in “Transgender health” Hormone therapy with estradiol and spironolactone can regrow scalp hair in transgender women by lowering testosterone to female levels.
14 citations
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January 2001 in “Clinical chemistry” Hair can be used to measure cancer-related chemicals noninvasively.
10 citations
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June 2001 in “Annals of neurology” Alzheimer's patients have higher levels of certain chemicals in their hair.
9 citations
,
February 2020 in “International Journal of Endocrinology” Some men with early hair loss may have a male version of PCOS, affecting hormones and increasing health risks.
8 citations
,
February 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
,
December 2014 in “Polish Journal of Public Health” Zinc is essential for many body functions and imbalances can lead to health problems.
5 citations
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October 2012 in “Journal of Midwifery & Women's Health” Healthcare providers should start with simple fertility tests and treatments before referring patients to specialists.