Hormones, especially testosterone and DHT, are key for penis development and function, and testosterone therapy may help with erectile dysfunction in those with low levels.
January 2015 in “Indian Journal of Medical Biochemistry” Men with early balding should be checked for metabolic syndrome, as there's a link between the two.
June 2023 in “Journal of personalized medicine” Androgen treatment with dihydrotestosterone may help maintain height in patients with 5-α-reductase type 2 deficiency, especially before puberty.
July 2021 in “Advances in laboratory medicine” Diagnosing sex development disorders requires combining medical history, physical exams, imaging, lab tests, and genetic data.
166 citations,
October 2018 in “Endocrine Reviews” Hormone treatments for transgender individuals generally improve mental health and physical transition, with some health risks that require medical supervision.
97 citations,
March 2009 in “Dermato-endocrinology” Hormones significantly affect hair and oil gland function in the skin, and more research is needed on skin-related hormone disorders.
15 citations,
December 2013 Men with more vanadium in their blood and who drink less soy milk are more likely to have hair loss.
7 citations,
May 2015 in “General and Comparative Endocrinology” Finasteride negatively affects fish reproduction and gonadal development.
1 citations,
May 2017 in “InTech eBooks” Hair loss in Androgenetic alopecia (AGA) is due to altered cell sensitivity to hormones, not increased hormone levels. Hair growth periods shorten over time, causing hair to become thinner and shorter. This is linked to miscommunication between cell pathways in hair follicles. There's also a change in gene expression related to blood vessels and cell growth in balding hair follicles. The exact molecular causes of AGA are still unclear.
8 citations,
July 2015 in “Molecular cytogenetics” A complex X chromosome rearrangement can increase the risk of multiple autoimmune diseases.
July 2023 in “Journal of Biomedical Science” Different people show different symptoms for genetic diseases because of how sensitive their bodies are to small changes in important factors.
3 citations,
December 2022 in “bioRxiv (Cold Spring Harbor Laboratory)” The research reveals how early embryonic mouse skin develops from simple to complex structures, identifying various cell types and their roles in this process.
50 citations,
March 2001 in “Clinics in Dermatology” Genes and hormones cause hair loss, with four genes contributing equally.
174 citations,
November 2002 in “Expert Reviews in Molecular Medicine” Hair loss needs more research for better treatments.
2 citations,
September 2016 in “Springer eBooks” Humans can accurately guess age from faces, with women being slightly better at it, and age perception is linked to evolutionary factors.
89 citations,
August 2008 in “Human genetics” The EDAR gene greatly affects hair thickness in Asian populations.
197 citations,
January 2019 in “Neuropsychopharmacology” Male and female bodies respond differently to stress, influenced by hormones and development stages, with implications for stress-related diseases.
34 citations,
May 2007 in “Neuroscience” Finasteride reduces alcohol withdrawal severity in male mice but increases it in female mice.
19 citations,
March 1998 in “Endocrinology” Male rats have more somatostatin neurons than females due to testosterone converting to estrogen during early development.
7 citations,
January 2017 in “American Journal of Biological Anthropology” Sardinians were historically short due to a mix of genetics and factors like disease and poor nutrition, but recent height increases suggest better living conditions had a bigger impact.
403 citations,
November 2005 in “Journal of Endocrinology” Dehydroepiandrosterone (DHEA) is a prohormone important for producing sex steroids and has potential health benefits.
23 citations,
December 2004 in “Differentiation” Sex hormones affect hair and feather growth and may help manage alopecia and hormone-dependent cancers.
35 citations,
May 2022 in “Baillière's best practice and research in clinical endocrinology and metabolism/Baillière's best practice & research. Clinical endocrinology & metabolism” Androgens like testosterone are important hormones for both men and women, made differently in each sex and affecting the body by regulating genes and quick interactions with cell components.
15 citations,
January 2010 in “Reproduction, Fertility and Development” A certain gene variant may increase the risk of polycystic ovary syndrome in Chinese women.
20 citations,
August 2015 in “International Journal of Molecular Medicine” Human placental extract may help hair growth by affecting certain cell signals and could be more effective with minoxidil.
9 citations,
March 2021 in “Hormones” COVID-19 may affect male fertility and women might have better outcomes due to hormonal and immune differences.
30 citations,
October 2010 in “Journal of The American Academy of Dermatology” The conclusion suggests a possible link between iron levels and hair health in women, recommending further research on iron supplementation for hair loss.
23 citations,
October 2018 in “Australasian Journal of Dermatology” The current understanding of frontal fibrosing alopecia involves immune, genetic, hormonal factors, and possibly environmental triggers, but more research is needed for effective treatments.
19 citations,
July 2012 in “Biotechnic & Histochemistry” Less AgNOR protein production is linked to hair loss.
11 citations,
December 1987 in “Aesthetic Plastic Surgery” The document concludes that the hCG protocol may help in obesity treatment and could be scientifically justified, but more research is needed.