1 citations
,
June 2023 in “Cosmoderma” Trichoscopy is better than the hair pull test for tracking alopecia areata.
67 citations
,
May 2013 in “Therapeutic drug monitoring” Wait 4-5 weeks after drug use before hair testing and cut hair into three segments to confirm single drug exposure.
217 citations
,
July 2009 in “Experimental and Clinical Endocrinology & Diabetes” Hair analysis can track past cortisol levels in Cushing's Syndrome patients.
82 citations
,
January 2000 in “Hormone Research in Paediatrics” DHEA stimulates skin oil glands and could help postmenopausal women, with potential for acne and excessive hair growth treatments.
September 2025 in “Journal of the American Academy of Dermatology” Eyebrow and eyelash hair loss in alopecia areata worsens quality of life.
4 citations
,
September 2012 in “Journal of Nanoscience and Nanotechnology” Dermoscopy helps dermatologists diagnose different types of hair loss accurately without always needing a biopsy.
48 citations
,
July 2009 in “The Journal of Sexual Medicine” DHEA did not improve sexual function, well-being, or menopausal symptoms in postmenopausal women with low libido but caused side effects like acne and increased facial hair.
July 1993 in “Journal of Radioanalytical and Nuclear Chemistry” Mouse hair element patterns vary, making it unreliable for tracking time.
January 2012 in “CINECA IRIS Institutial Research Information System (University of Genoa)” Hair cortisol reliably indicates stress in rabbits.
3 citations
,
February 2025 in “Journal of the American Academy of Dermatology” Feminizing hormone therapy increases hair counts and improves hair-related quality of life, while masculinizing therapy may reduce large terminal hairs.
October 2021 in “International Journal of Research in Dermatology” People with alopecia areata often have low vitamin D levels, which may worsen their hair loss.
14 citations
,
January 2003 in “Skin Research and Technology” The new scalp coverage scoring method accurately measures hair loss and growth in men.
10 citations
,
December 2017 in “Physiological Reports” Hair follicle analysis can track body changes from high-intensity interval training.
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.
237 citations
,
September 2018 in “Clinical Biochemistry” Hair cortisol analysis can help diagnose stress-related conditions but needs more refinement for widespread use.
245 citations
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March 2012 in “Journal of The American Academy of Dermatology” Dermatoscopy is useful for identifying different hair and scalp conditions and can reduce the need for biopsies.
June 1985 in “Journal of the American Academy of Dermatology”
September 2017 in “Journal of Investigative Dermatology” Certain products and treatments can improve hair health and growth.
September 2024 in “Turkish Journal of Dermatology” A lower second to fourth finger length ratio may predict male alopecia areata.
94 citations
,
July 1991 in “Clinical endocrinology” Cyproterone acetate at 2mg daily is as effective as higher doses for treating excessive hair growth in women.
6 citations
,
July 2018 in “Advances in Clinical and Experimental Medicine” Different body parts have varying levels of certain hair follicle markers.
9 citations
,
January 2014 in “Postepy Dermatologii I Alergologii” The Polish Skindex-29 is a reliable and valid questionnaire for assessing the quality of life in Polish dermatology patients.
The modified Sinclair scale effectively measures hair loss severity in men.
27 citations
,
December 2015 in “Clinical and Experimental Dermatology” Diphencyprone helped most patients with alopecia areata regrow some hair.
September 2017 in “Journal of Investigative Dermatology” HIF-1A may aid hair growth, Backhousia citriodora improves skin, autologous cells stabilize hair loss, infrared thermography assesses alopecia, and a new treatment preserves hair.
9 citations
,
June 2014 in “British Journal of Dermatology” The study found that balding scalps have more thin hairs and larger oil glands, which might contribute to skin conditions related to hair loss.
December 2024 in “Institutional Repositories DataBase (IRDB)” Shoulder guard hair best shows sika deer's diet.
2 citations
,
January 2025 in “Veterinary Dermatology” Male Pomeranians with woolly coats are more likely to develop alopecia X.
2 citations
,
January 2009 The procedure reliably measures cortisol in rhesus macaque hair.