16 citations
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May 2000 in “Endocrinology” A new gene, mrp4, is found in mice and may play a unique role in hair follicle development in tails and ears.
1 citations
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July 2023 in “Psychoneuroendocrinology” Hair cortisol is a reliable marker of long-term cortisol levels and is linked to daytime saliva cortisol but not morning levels.
50 citations
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November 2020 in “Physiology & behavior” People with depression often have higher hair cortisol levels, while those with PTSD tend to have lower levels, but more research is needed to understand this fully.
May 2025 in “Clinical Endocrinology” Metformin lowers prolactin in men with normal hair but not in those with early hair loss.
1 citations
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January 2010 in “Endocrine abstracts” 9 citations
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July 2024 in “Internal Medicine Journal” Gender-affirming hormone therapy improves mental health and gender incongruence but requires careful management of cardiovascular and cancer risks.
19 citations
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November 2012 in “Cell Communication and Signaling” FGF-9 speeds up the early development of certain organs, showing potential for organ regeneration.
3 citations
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October 2024 in “Experimental Dermatology” Higher CRHR1 levels in AA patients lead to increased inflammation.
48 citations
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April 2015 in “PLOS ONE” Excessive hair growth affects the quality of life of Iranian women with PCOS the most.
8 citations
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February 2021 in “Comprehensive psychiatry” People with trichotillomania or skin picking disorder generally sleep worse than those without these conditions.
3 citations
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May 2018 in “Journal of nutritional health & food science” Nutritional supplements can help manage hair loss and promote hair growth by strengthening hair roots and countering harmful effects of pollution, smoking, and deficiencies in vitamins and minerals.
March 2026 in “Nutrients” Vitamin D is needed for metformin to lower prolactin effectively.
November 2022 in “Scientific Reports” Certain ESR1 gene variations may affect hormone levels and fat distribution in women with high male hormone levels.
20 citations
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February 2023 in “Biology” Innovative cosmetics could safely change hair color by targeting biological hair pigmentation processes.
15 citations
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April 2017 in “Hormones” Genetic defects in the glucocorticoid receptor gene can cause conditions with abnormal sensitivity to stress hormones, and other factors may also affect this sensitivity.
11 citations
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May 2020 in “Frontiers in psychiatry” Child abuse is linked to higher BMI, but not because of hair cortisol or cortisone levels.
6 citations
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January 2019 in “Annals of Occupational and Environmental Medicine” Long working hours increase the risk of hair loss in Korean male workers.
5 citations
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November 2021 in “Skin appendage disorders” Hair loss can cause stress and mental health issues, so treatments should address both the physical and psychological aspects, involving a team of dermatologists, psychologists, and hair specialists.
1 citations
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November 2023 in “Medicina” Hormone therapy improves mental well-being in transgender individuals but requires ongoing health monitoring.
April 2026 in “World Allergy Organization Journal” Allergic rhinitis increases hair loss risk, but antihistamines can reduce it.
February 2026 in “Psychoneuroendocrinology” Lower family income is linked to more stress in parents and more behavior problems in children.
January 2026 in “Western Journal of Nursing Research” Hair cortisol levels don't reliably indicate chronic stress in people with multiple sclerosis.
December 2025 in “Neurobiology of Stress” People who recently attempted suicide during depression showed signs of adrenal fatigue, but had higher DHEA levels around the attempt time.
February 2025 in “International Journal of Molecular Sciences” Maternal melatonin improves offspring hair growth by affecting specific proteins and pathways.
December 2024 in “Journal of Clinical Medicine” PCOS and eating disorders are linked by hormonal imbalances, needing personalized treatment.
December 2024 in “Nutrients” Skin, hair, and nail changes can help detect eating disorders early.
August 2023 in “Medicina-lithuania” Abusing steroids can damage your heart, muscles, reproductive system, liver, skin, and brain, and may increase the risk of Alzheimer's disease.
November 2022 in “IntechOpen eBooks” Hair loss can significantly impact a person's mental health, causing issues like anxiety and depression, and stress can trigger hair loss.
There are many ways to treat Polycystic Ovary Syndrome, including lifestyle changes, surgery, and various medications, but more research is needed for better treatments.
122 citations
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November 2014 in “BMC Medicine” Oral testosterone therapy raises heart risk more than other methods.