July 2024 in “Journal of Investigative Dermatology” Human hair follicles have their own thyroid hormone system.
70 citations
,
March 2016 in “Urologic Clinics of North America” The document explains how the male reproductive system works, its role in making testosterone, and how conditions like obesity can disrupt it, leading to low testosterone and fertility issues.
95 citations
,
August 2013 in “Journal of Investigative Dermatology” HPT axis hormones boost mitochondrial function and growth in hair follicles, potentially aiding hair health.
8 citations
,
April 2024 in “Psychoneuroendocrinology”
1 citations
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June 2023 in “Psychoneuroendocrinology” Childhood sexual trauma, especially between ages 5-7, is linked to lower cortisol levels in adult hair, suggesting long-term stress response changes.
August 2018 in “Brock University Digital Repository (Brock University)” Adolescent male rats release more stress hormones than adults, and testosterone affects them differently.
4 citations
,
December 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” Human scalp hair follicles can produce hormones and have a system similar to a brain-body communication network.
155 citations
,
December 2002 in “Journal of Investigative Dermatology” Thyroid-related genes are active in skin cells and may affect autoimmune conditions.
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.
7 citations
,
October 2020 in “Wiener medizinische Wochenschrift” THA is a rare condition with no significant clinical consequences if thyroid function is normal.
2 citations
,
September 2002 in “Journal of Endocrinological Investigation” The GH-IGF-I axis is likely involved in the hormonal imbalances seen in non-obese women with functional hyperandrogenism.
February 2026 in “Psychoneuroendocrinology” Hair cortisol concentration partly reflects HPA axis regulation but doesn't capture all its complexities.
3 citations
,
August 2013 in “Maǧallaẗ ǧāmiʻaẗ al-anbār li-l-ʻulūm al-ṣirfaẗ” Thyroid and reproductive hormones, BMI, and excess hair are linked in Iraqi women with PCOS.
15 citations
,
April 2022 in “Ginekologia Polska” Higher thyroid hormone levels may be linked to certain types of polycystic ovary syndrome.
1 citations
,
October 2005 in “Experimental and Clinical Endocrinology & Diabetes” Allopregnanolone and opioids together reduce stress hormone responses during pregnancy.
May 2025 in “Journal of the ASEAN Federation of Endocrine Societies” A woman's increased hair growth during pregnancy due to PCOS resolved after delivery.
24 citations
,
March 2017 in “Archives of Gynecology and Obstetrics” The study found that women with hyperandrogenic PCOS have higher levels of AKT1 and AKT2 proteins in their cells, which may lead to cell dysfunction.
11 citations
,
January 2020 in “World Journal of Traditional Chinese Medicine” Kidney-yang deficiency syndrome causes hormonal imbalances and various physical symptoms.
June 2002 in “Current obstetrics and gynaecology/Current obstetrics & gynaecology” Hirsutism, excessive hair growth in women, often caused by high androgen levels and polycystic ovary syndrome, can be treated with medication and weight management.
April 2026 in “Zenodo (CERN European Organization for Nuclear Research)” The model improves understanding of androgen interactions by focusing on signal intensity and system capacity.
41 citations
,
September 1951 in “Annals of Internal Medicine” The anterior pituitary controls adrenal cortex size and activity through ACTH.
July 2024 in “Journal of Pediatric Endocrinology and Metabolism” Ovarian hyperthecosis should be considered in young women with severe male-like symptoms and can be managed with hormone treatments.
9 citations
,
January 2005 in “Experimental Dermatology” Human hair follicles can produce stress hormones like the body's main stress response system.
November 2022 in “Journal of Investigative Dermatology” Growth hormone-releasing hormone (GHRH) boosts hair growth and human scalp hair follicles have their own growth hormone system.
49 citations
,
April 1997 in “Human reproduction” Hormone therapy for excessive hair growth is as good with GnRHa as with high-dose CPA, but GnRHa has longer-lasting results.
February 2026 in “Advanced Science” Targeting the p300/AR axis may help treat polycystic ovary syndrome.
April 2026 in “Zenodo (CERN European Organization for Nuclear Research)” The model improves understanding of androgen interactions by focusing on signal intensity and system capacity.
24 citations
,
October 2018 in “Addiction Biology” Alcohol dependence affects stress hormone levels more than childhood maltreatment.
36 citations
,
July 2005 in “Journal of Neuroendocrinology” Blocking certain brain processes reduces mating behavior in female rats.
November 2025 in “BMC Endocrine Disorders” The TT/DHT ratio may help identify PCOS patients with severe metabolic issues.