June 2024 in “British Journal of Dermatology” DLQI is a reasonable quality-of-life measure for alopecia patients, but more research is needed.
August 2016 in “Journal of Investigative Dermatology” 134 citations
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March 2015 in “Clinical Endocrinology” A new method accurately measures long-term steroid levels in human hair.
October 2023 in “Asian journal of pharmaceutical and clinical research” Standardized data is essential for diagnosing scalp and hair conditions in males.
15 citations
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May 2013 in “American Journal of Medical Genetics - Part A” People with X-linked hypohidrotic ectodermal dysplasia have no sweat ducts and less, thinner hair.
41 citations
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May 2001 in “PubMed” Different thicknesses of hair strands can indicate the severity of hair thinning.
December 2021 in “Skin appendage disorders” A reliable severity score for female pattern hair loss was developed and validated.
September 2001 in “PubMed” The new X-ray technique allows for precise and non-destructive measurement of elements in hair, creating the first database of its kind for a specific ethnic group.
1 citations
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April 2016 in “Journal of Investigative Dermatology” Patients with Focal Dermal Hypoplasia often experience skin, nail, hair, and bone issues, and may benefit from calcium and vitamin D supplements.
13 citations
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April 2021 in “Value in Health” There is a significant need for better-validated quality of life tools in dermatology.
89 citations
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December 1998 in “The Journal of Steroid Biochemistry and Molecular Biology” Human hair can be used to measure reproductive hormones.
October 2004 in “DOAJ (DOAJ: Directory of Open Access Journals)” Men with hair loss don't necessarily have higher levels of the hormone DHEA-S, but this hormone tends to decrease with age.
September 2012 in “European journal of psychotraumatology” A new method accurately measures long-term hormone levels in hair.
4 citations
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October 2012 in “Archives of Dermatology” Hair diameter diversity is a key sign for diagnosing and managing male pattern baldness.
10 citations
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March 1973 in “Journal of Investigative Dermatology” 1 citations
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June 2020 in “British Journal of Dermatology” The new measure helps understand the personal and emotional impact of hair loss in alopecia areata patients.
January 2008 in “Journal of The American Academy of Dermatology” Hair loss affects 20% of people, more in men and those over 35, and is often associated with a sensitive scalp.
11 citations
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September 2021 in “Skin Appendage Disorders” Hair count values should be standardized for each scalp region to evaluate hair disorders in Asians.
March 1983 in “The Journal of the American Dental Association”
1 citations
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July 2022 in “Dermatologic Therapy” Both brands of biotin and dexpanthenol injections improved hair loss, with Bayer also increasing the ratio of thick to thin hairs.
2 citations
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December 2022 in “Metabolites” Hair analysis shows low progesterone in anorexia patients, unchanged by short-term weight gain.
1 citations
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August 2024 in “Journal of Cutaneous and Aesthetic Surgery” Hair density decreases with age, especially in the 60s.
May 2009 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” DHEA therapy improved pubic hair growth and psychological well-being in young females with adrenal insufficiency.
9 citations
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September 2012 in “Journal of Cosmetic Dermatology” Hair capacitance mapping effectively measures hair surface moisture changes.
July 2025 in “Journal of the American Academy of Dermatology” Hair diameter diversity helps assess hair loss, but its standard measure varies by individual and ethnicity.
June 2014 in “Toxicologie analytique et clinique/Annales de toxicologie analytique” Older age increases positive hair alcohol test results, and chest hair is a good alternative for testing; season affects results, with higher levels in winter.
14 citations
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September 2007 in “Steroids” The study concluded that androstendione and DHEA are important for diagnosing high male hormone levels in women with excessive hair growth.
41 citations
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July 2002 in “Clinical and Experimental Dermatology” Effective hair loss assessment requires a mix of precise measurement methods.
February 2024 in “JAAD International” Measuring the variety in hair thickness can help diagnose male pattern baldness in Korean men.
May 2011 in “Value in Health” No current patient-reported outcome measure fully meets FDA requirements for alopecia treatments.