October 2008 in “Experimental and Clinical Endocrinology & Diabetes” Long-term unemployment leads to higher stress levels.
44 citations
,
June 2018 in “Journal of Visualized Experiments” A culturally sensitive method was developed to collect hair samples from African Americans for stress analysis.
May 2023 in “General and comparative endocrinology” Monkey hair cortisol levels are not affected by how fast their hair grows.
10 citations
,
January 2004 in “Dermatologic Surgery” Storing hair follicles in special buffers with added protective substances can increase hair growth and reduce cell death.
3 citations
,
January 2012 Hair cortisol analysis shows sweat affects cortisol levels, and severe OSA may increase stress, but CPAP treatment doesn't significantly reduce physiological stress.
January 2004 in “Dermatologic Surgery” Storing hair follicles in a special buffer with certain inhibitors can increase hair growth and improve transplant results.
157 citations
,
June 2015 in “Psychoneuroendocrinology” Hair cortisol and cortisone levels increase with age, are higher in diabetics, vary by gender, decrease with frequent hair washing, and are lower in winter.
35 citations
,
March 2012 in “Experimental and Clinical Endocrinology & Diabetes” The conclusion is that accurately identifying the cause of high androgen levels in women with PCOS is crucial and requires specific tests.
22 citations
,
February 2010 in “The Veterinary clinics of North America. Small animal practice/Veterinary clinics of North America. Small animal practice” The cause of atypical Cushing's syndrome in dogs, possibly linked to sex hormones, is not yet proven.
13 citations
,
December 2010 in “Nature Reviews Endocrinology” A young man with an eating disorder had a life-threatening adrenal crisis due to an autoimmune condition, highlighting the need for better education on managing hormone treatments.
2 citations
,
May 2022 in “Diagnostics” Vitamin D levels in hair don't match those in blood, so hair isn't a reliable indicator of Vitamin D status.
1 citations
,
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.
July 2019 in “Journal of the ASEAN Federation of Endocrine Societies” The woman had a rare adrenal tumor removed, and she recovered well with no signs of the tumor returning.
11 citations
,
September 2020 in “Steroids” A new method accurately measures steroid hormones in a few hair strands and could help study chronic stress and hair loss.
January 1987 in “Journal of steroid biochemistry/Journal of Steroid Biochemistry” Norethisterone (jenapharm) therapy is effective for endometrial cancer.
186 citations
,
February 1980 in “Clinical Endocrinology” During puberty, hormone levels rise, with early increases in some steroids and most menstrual cycles becoming regular by six years after menarche.
150 citations
,
November 2007 in “The Journal of Clinical Endocrinology and Metabolism” About 2.2% of women with symptoms of high male hormones have a mild form of congenital adrenal hyperplasia, and measuring a specific hormone level can accurately diagnose it.
142 citations
,
February 1985 in “Fertility and sterility” Spironolactone reduced hair thickness and some testosterone levels in women with excessive hair growth.
118 citations
,
September 2004 in “Clinics in Dermatology” Hormones, especially androgens, play a big role in acne, but most acne sufferers don't have a hormone disorder. Hormonal treatments, including birth control pills, can be very effective for women whose acne doesn't improve with regular treatments.
33 citations
,
January 2017 in “Psychoneuroendocrinology” Hair dyeing and washing frequency do not affect hair cortisol levels.
21 citations
,
January 2017 in “MethodsX” Methanol is better than isopropanol for washing grizzly bear hair to measure cortisol.
18 citations
,
December 2013 in “Colorectal Disease” Higher prolactin levels in women may be linked to pilonidal sinus disease.
18 citations
,
November 1998 in “Comparative biochemistry and physiology. Part A, Molecular & integrative physiology” Changes in prolactin and DHEA levels are not required for the start of mink hair growth cycles.
18 citations
,
January 1985 in “Acta Obstetricia Et Gynecologica Scandinavica” Hirsutism severity is linked to androgen levels, especially in women with a lower LH/FSH ratio.
16 citations
,
February 2016 in “Gynecological Endocrinology” Indian women with PCOS from Delhi and Srinagar show different symptoms, with Delhi women having higher obesity and blood sugar issues, and Srinagar women showing more hair growth and testosterone levels.
2 citations
,
June 2021 in “Medicine” High levels of cortisol in hair are linked to a greater risk of brain aneurysm rupture.
1 citations
,
February 2016 in “European Journal of Obstetrics & Gynecology and Reproductive Biology” An 84-year-old woman's hair loss was due to a rare condition called Leydig cell hyperplasia, which was treated with surgery.
November 2025 in “Contraception” COC use doesn't increase hair stress hormone levels, but hair treatments may affect results.
189 citations
,
January 2014 in “Journal of Visualized Experiments” Hair cortisol analysis effectively measures long-term stress.
50 citations
,
July 2018 in “Psychoneuroendocrinology” Hair cortisol can indicate long-term stress levels, but hair growth rate differences may affect accuracy.