August 2014 in “Journal of The American Academy of Dermatology” Obesity is linked to more severe hair loss in adult men and to excess hair growth, but its effects on hair conditions are complex and need more research.
February 2023 in “Frontiers in Endocrinology” Too much male hormone in mothers can negatively affect the sexual behavior of both male and female baby mice.
11 citations,
November 2021 in “International journal of molecular sciences” Gut microbes significantly affect brain steroid levels.
1 citations,
January 2024 in “Journal of the American Pharmacists Association” Transgender and gender-diverse adults on hormone therapy often face drug-hormone interactions, especially with multiple psychotropic medications.
November 2023 in “Frontiers in Neuroendocrinology” Some people experience lasting sexual, psychological, and sleep problems after using finasteride or SSRI antidepressants, possibly due to similar underlying causes.
21 citations,
January 2015 in “Dental research journal” Women with PCOS may be more likely to have gum disease than healthy women.
1 citations,
December 2022 in “Clinical, Cosmetic and Investigational Dermatology” Midscalp hair density and terminal hair percentage are good indicators of female pattern hair loss severity.
42 citations,
May 2007 in “Endocrinology and metabolism/American journal of physiology: endocrinology and metabolism” Testosterone can build muscle and bone without enlarging the prostate when a specific enzyme is blocked.
6 citations,
May 2021 in “Aesthetic Surgery Journal” Higher cell number PRP improves hair density and diameter more than lower cell number PRP.
October 2023 in “Dermatology practical & conceptual” Finger length ratios might help predict common hair loss.
September 2023 in “Stem Cells International” Substances from fat-derived stem cells can promote hair growth and counteract hormone-related hair loss by activating a key hair growth pathway.
January 2022 in “Aesthetic surgery journal” Extracellular vesicles may effectively treat hair loss with minimal side effects.
June 2018 in “Advances in Cosmetic Surgery” Hair loss caused by genetics and hormones; more research needed for treatments.
2 citations,
October 2022 in “Frontiers in genetics” Late diagnosis of congenital adrenal hyperplasia can greatly affect physical development, gender identity, and sexual health.
39 citations,
January 2012 in “Reproductive Biology and Endocrinology” About 8.5% of women in Salvador, Brazil, have Polycystic Ovary Syndrome.
October 2023 in “Clinical medicine and medical research” Thyroid function may influence hair loss after COVID-19.
27 citations,
October 2016 in “The Journal of Clinical Endocrinology and Metabolism” Daughters of women with PCOS generally experience normal puberty but may have more body hair and different body fat distribution.
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.
113 citations,
July 2020 in “Communications biology” Men, especially older ones with health issues like prostate cancer, may have worse COVID-19 outcomes and could benefit from therapies targeting male hormones.
7 citations,
May 2019 in “British Journal of Dermatology” Transgender and nonbinary individuals experience hair loss, with transmen on testosterone seeing more severe hair loss, while feminizing hormones may stabilize hair loss in transwomen.
January 2016 in “Journal of SAFOG” Girls with PCOS and menstrual disorders have notably higher androgen hormone levels.
51 citations,
November 2005 in “Journal of Medical Primatology” Alopecia in captive rhesus macaques is affected by season, sex, age, housing, and stress, with complex links between stress hormones and hair loss.
22 citations,
November 2007 in “Journal of Investigative Dermatology Symposium Proceedings” Hair growth and health are influenced by stress and hormones.
100 citations,
July 2004 in “The Journal of Sexual Medicine” Hormones like estrogen, testosterone, progesterone, and prolactin play complex roles in female sexual function, with testosterone potentially improving sexual desire, arousal, and satisfaction. However, more research is needed to establish safe and effective hormone treatments for female sexual dysfunction.
37 citations,
January 2009 in “Sexual Development” Fadrozole and Finasteride change frog sex ratios and cause intersex animals with altered gene expressions.
8 citations,
May 2022 in “Journal of medicine and life” COVID-19 patients may experience hair loss, but it's not linked to their age or sex.
2 citations,
September 2008 in “Fertility and Sterility” Clinical signs of excess male hormones and actual hormone levels in the blood do not always match in women with polycystic ovary syndrome.
11 citations,
November 2009 in “Journal of steroid biochemistry and molecular biology/The Journal of steroid biochemistry and molecular biology” Bolandiol, a synthetic steroid, builds muscle and bone without greatly affecting sex glands, and works differently from other hormones.
18 citations,
October 2021 in “Frontiers in Physiology” Lipocalin-Type Prostaglandin D2 Synthase (L-PGDS) is a protein that plays many roles in the body, including sleep regulation, pain management, food intake, and protection against harmful substances. It also affects fat metabolism, glucose intolerance, cell maturation, and is involved in various diseases like diabetes, cancer, and arthritis. It can influence sex organ development and embryonic cell differentiation, and its levels can be used as a diagnostic marker for certain conditions.
18 citations,
May 2014 in “Menopause” A 5 mg dose of transdermal testosterone cream effectively restores testosterone levels in postmenopausal women.