13 citations
,
May 2021 in “FASEB bioAdvances” Plant-based products can improve hair and skin health without harmful side effects.
13 citations
,
December 2018 in “Development, Growth & Differentiation” Sex hormones, especially estradiol, can change chicken feather shapes and colors.
11 citations
,
September 2020 in “Steroids” A new method accurately measures steroid hormones in a few hair strands and could help study chronic stress and hair loss.
4 citations
,
August 2019 in “General and Comparative Endocrinology” Male yak hair growth is influenced by DHT synthesis, which is promoted by 5α-red1 and AR during growth phases, while E2 may inhibit growth through ERα.
1 citations
,
May 2023 in “Fertility and sterility” Men who went through puberty later had lower sperm counts and altered hormone levels, possibly affecting fertility.
1 citations
,
January 1971 Hormones, especially androgens, affect hair growth and can cause hair loss or excess hair in both men and women.
July 2025 in “AACE Endocrinology and Diabetes” Ovarian hyperthecosis caused high testosterone and virilization symptoms in a 60-year-old woman, which improved after surgery.
December 2022 in “Cureus” Hormones significantly influence hair growth, with conditions like hirsutism and patterned hair loss linked to hormone levels; more research is needed for full understanding.
September 2014 in “Springer eBooks” Men and women experience skin aging differently due to changes in sex hormone levels with age.
September 2025 in “Medicine & Science in Sports & Exercise” Gender-affirming hormone therapy and surgery affect gut bacteria differently.
October 2024 in “Journal of the Endocrine Society” Gender-affirming hormone therapy affects metabolism differently based on treatment type.
23 citations
,
January 2003 in “Journal of Pediatric Endocrinology and Metabolism” About 15% of US Army personnel use hair products containing hormone or placenta, with higher usage among non-whites, females, and enlisted personnel.
January 2026 in “Journal of Sexual and Mental Health” New male contraceptive pills show promise in reducing sperm production with mild side effects.
November 2024 in “Asian Journal of Biological Sciences” High consumption of avocado leaves harms male fertility.
2 citations
,
March 2025 in “Lynchburg Journal of Medical Science” Testosterone is important for women's health, but more research is needed to guide its use.
September 2024 in “Health of Man” High uric acid can cause health issues, so managing it with lifestyle changes is important.
85 citations
,
May 2009 in “Hippocampus” Progesterone helps adult male mice grow more neurons and improves memory.
9 citations
,
March 1985 in “Head & Neck Surgery” Topical minoxidil is the most promising treatment for male pattern hair loss, but more research is needed to confirm its effectiveness and safety.
Certain genes may influence hair loss differently in men and women.
January 2010 in “Acta Universitatis Medicinalis Nanjing” Progesterone helps adult male mice's brain cells survive and improves learning and memory.
18 citations
,
January 2019 in “European journal of histochemistry” Cattle skin has leptin which might control skin and hair growth.
18 citations
,
March 2008 in “British Journal of Dermatology” Finasteride works better for hair loss in patients 26 or younger.
October 2023 in “Toxicology and Applied Pharmacology” Finasteride is more harmful to male reproductive health than minoxidil.
21 citations
,
January 2008 in “Journal of Pediatric Endocrinology and Metabolism” Anastrozole and cyproterone acetate treatment can help increase adult height in boys with testotoxicosis.
1 citations
,
December 2022 in “Pharmaceuticals” Noni fruit extract, specifically the FEA-3 sub-fraction, can increase hair growth and reduce baldness in male rabbits, potentially acting like common hair loss treatments.
January 2011 in “Kufa Medical Journal” Minoxidil solution applied on skin can effectively promote hair growth and increase hair thickness in male mice.
105 citations
,
June 2010 in “The journal of sexual medicine” Testosterone undecanoate increases lean mass and causes various physical changes in female-to-male transsexuals.
Lower DHT and higher testosterone levels increase brain activation but don't change behavior in heavy drinkers.
658 citations
,
June 2003 in “Endocrine reviews” Male hormones may play a role in the development of heart disease, and more research is needed to understand their effects.
173 citations
,
July 1995 in “Biochemical and biophysical research communications” Male hormones promote hair cell growth by using a growth factor from nearby skin cells.