305 citations
,
February 2007 in “Hormone and metabolic research” Human skin makes sexual hormones that affect hair growth, skin health, and healing; too much can cause acne and hair loss, while treatments can manage these conditions.
37 citations
,
December 2001 in “Journal of Investigative Dermatology” Leptin may play a role in hair growth and hair follicle health.
November 2011 in “Journal of Investigative Dermatology” TRH in hair follicles can influence hair color by increasing melanin.
68 citations
,
April 1965 in “General and Comparative Endocrinology” The pituitary gland controls seasonal fur color changes in weasels.
August 2025 in “Journal of Investigative Dermatology” Elevated luteinizing hormone contributes to female-pattern hair loss, and blocking certain channels may help prevent it.
Applying thyroid hormones to the scalp can help hair grow.
96 citations
,
September 1975 in “The Journal of Clinical Endocrinology & Metabolism” Hormone levels change during puberty, leading to physical developments like pubic hair and voice changes.
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.
June 2016 in “Baghdad Science Journal” Young men with early baldness may have lower Luteinizing Hormone levels due to higher dihydrotestosterone, possibly from certain drugs or gland disorders.
July 2024 in “Journal of Investigative Dermatology” Topical thyroid hormones may boost hair growth.
17 citations
,
June 1997 in “Baillière's clinical obstetrics and gynaecology” Scientists now better understand how human hair growth is controlled, including the roles of specific genes and proteins.
August 2023 in “Clinical Endocrinology and Metabolism” Balancing hormones can help women feel youthful and healthy.
October 2010 in “Reproductive Biomedicine Online” Women with pituitary adenomas often have reproductive issues, like irregular periods and trouble getting pregnant, but not always breast milk production without pregnancy.
8 citations
,
April 2024 in “Psychoneuroendocrinology” 54 citations
,
March 2009 in “BioEssays” Hormones control keratin production in skin and hair.
30 citations
,
October 2021 in “Scientific Reports” Inhibiting glycogen metabolism can promote hair growth.
155 citations
,
December 2002 in “Journal of Investigative Dermatology” Thyroid-related genes are active in skin cells and may affect autoimmune conditions.
Understanding hair follicle signaling can improve hair disorder treatments.
109 citations
,
October 2007 in “Journal of pineal research” Melatonin helps regulate hair growth and protects the hair follicle from stress.
37 citations
,
June 2011 in “Pediatrics in Review” Puberty is driven by hormonal changes, mainly influenced by genetics, nutrition, and body fat.
April 2019 in “Journal of the Endocrine Society” Middle-aged men with unusual hot flashes should be checked for pituitary tumors.
66 citations
,
January 2000 in “Hormone Research in Paediatrics” Androgens can both promote and prevent hair growth due to differences in gene expression in hair follicles.
3 citations
,
January 2016 in “Elsevier eBooks” Steroid hormones are crucial for body functions and have various medical uses, but their misuse can lead to dependence.
8 citations
,
May 1996 in “Endocrinology” Certain adrenal hormones can strongly stimulate oil gland growth in hamster skin, similar to male hormones.
100 citations
,
April 1990 in “The Journal of Clinical Endocrinology & Metabolism” The ovary mainly causes high testosterone in PCO, while the adrenal gland is the main source in IH.
122 citations
,
July 2005 in “The FASEB journal” Hair follicles produce and respond to melatonin, affecting hair growth and sensitivity to estrogen.
15 citations
,
August 2021 in “Reviews in endocrine and metabolic disorders” COVID-19 and hypopituitarism (reduced pituitary gland function) are linked, with the latter's related health issues potentially worsening COVID-19 outcomes, and COVID-19 possibly increasing risk for pituitary complications.
12 citations
,
January 1999 in “Journal of Animal Science” Glucocorticoids and thyroid hormones together are essential for fetal fat development.
Different thymic peptides affect hair growth in various ways.