March 2024 in “Korean Journal of Pharmacognosy” Nymphaea caerulea flower extract can improve scalp conditions by reducing oil, inflammation, stress hormones, and blood vessel issues.
September 2012 in “European journal of psychotraumatology” A new method accurately measures long-term hormone levels in hair.
July 1998 in “Chromatographia” Women with effluvium have higher levels of certain urinary steroids, possibly due to stress and increased adrenal activity.
88 citations
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May 2020 in “Clinical therapeutics” Stress can worsen skin diseases by affecting immune cells, hormones, and neurotransmitters in the skin.
5 citations
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May 2017 in “Journal of the European Academy of Dermatology and Venereology” The study found no significant difference in stress hormone levels between people with alopecia areata and healthy individuals, suggesting that the disease is not caused by an overactive stress response system.
14 citations
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December 2010 in “Seminars in Oncology” Rare adrenal cancers that secrete androgens or estrogens have a poor prognosis and are treated primarily with surgery.
22 citations
,
September 1994 in “The Journal of Clinical Endocrinology and Metabolism” Finasteride reduces dihydrotestosterone, increases testosterone, and may treat hirsutism in women.
11 citations
,
January 2013 in “Indian Journal of Endocrinology and Metabolism” A woman with a rare adrenal tumor and hormonal disorder had improved testosterone levels after surgery, but her menstrual irregularities continued.
November 2022 in “Journal of the Endocrine Society” A woman's masculine symptoms were caused by a rare tumor in her left ovary, which was found using a special blood test.
501 citations
,
October 2008 in “Psychoneuroendocrinology” Hair cortisol levels can show increased stress during late pregnancy but only for up to six months.
23 citations
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August 2017 in “Scientific Reports” Darker hair may lead to higher cortisol readings, suggesting a need to adjust for hair color in studies.
23 citations
,
December 2017 in “Scientific Reports” ARL15 is important for fat cell development and the release of the hormone adiponectin.
5 citations
,
May 2021 in “Veterinary medicine and science” Injecting cosyntropin into grizzly bears increases blood cortisol but doesn't change hair cortisol levels.
January 2023 in “Research Square (Research Square)” Hair cortisol may be a good indicator of recent mood in people with bipolar disorder.
June 2022 in “Journal of Experimental Biology and Agricultural Sciences” Higher testosterone harms sperm motility, while higher estradiol improves sperm survival.
December 2013 in “Macedonian Journal of Medical Sciences” Ovarian steroid cell tumors should be considered in adults with hirsutism and high testosterone, with surgery as the main treatment.
January 2013 in “Journal of dermatology” A new medical syndrome may include skin changes, hair loss, sweating issues, bone malformations, leg swelling, and low cortisol.
3 citations
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June 2021 in “Journal of affective disorders” Hair cortisol and cortisone levels may affect how work stress influences depression in Chinese fishermen.
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.
2 citations
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June 2022 in “Scientific reports” Women with PCOS have higher hair cortisol levels, which are linked to worse metabolic and inflammatory conditions.
November 2022 in “Journal of the Endocrine Society” A woman's small ovarian tumor causing high androgen levels was missed by several scans but found during surgery.
August 2024 in “International Journal of Basic & Clinical Pharmacology” Secretome-based therapies could improve hair growth better than current treatments.
July 2025 in “International Journal of Dermatology Venereology and Leprosy Sciences” Higher stress levels may worsen alopecia areata, suggesting stress management is important for treatment.
August 2015 in “Arquivo Brasileiro de Medicina Veterinária e Zootecnia/Arquivo brasileiro de medicina veterinária e zootecnia” Caffeine intake during pregnancy and lactation can cause skin lesions in mother rats and their babies, not linked to cortisol levels.
13 citations
,
June 2006 in “Pituitary” A woman with acromegaloidism and normal growth hormone levels had a rare X-Tetrasomy, suggesting a need to study X-chromosome genes for their role in growth and facial development.
January 2024 in “Journal of surgical case reports” Removing an adrenal tumor can significantly reduce high androgen levels in postmenopausal women.
October 2021 in “Acta Scientific Medical Sciences” A woman was diagnosed with a rare adrenal gland cancer that did not show usual hormone-related symptoms.
5 citations
,
November 1999 in “Medical Hypotheses” Minoxidil, a common hair loss treatment, might work by counteracting a hormone that reduces hair growth and promotes hair loss.
51 citations
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January 2004 in “Domestic animal endocrinology” Melatonin implants and long daylight hours alter the timing of hormone release and hair growth in mouflon sheep.
March 2026 in “Journal of Pain” Preoperative stress markers alone don't predict chronic post-surgical pain.