47 citations
,
January 2016 in “MethodsX” Hair cortisol analysis is a reliable tool for monitoring long-term stress in captive chimpanzees if certain variables are controlled.
December 2012 in “http://isrctn.org/>”
January 2022 in “Acta dermatovenerologica Alpina, Pannonica et Adriatica (Tiskana izd.)” Uncombable hair syndrome causes frizzy hair and can affect the nervous system, eyes, and ears, often co-occurring with other hair, skin, nail, and teeth conditions, and is linked to three specific gene mutations.
March 2009 in “International Society of Hair Restoration Surgery” Skin biopsies help diagnose hair loss conditions accurately.
August 2021 in “Acta medica Philippina” A girl's hair loss was found to be caused by both a hair-pulling disorder and another hair loss condition.
14 citations
,
July 2007 in “International Journal of Cosmetic Science” The new 3D imaging method accurately measures hair surface details quickly.
4 citations
,
September 1999 in “Journal of Clinical Forensic Medicine” Caffeine in hair might help identify people, but it's not always reliable.
December 2025 in “International Journal For Multidisciplinary Research” Microscopic hair analysis is important in forensics but has limitations; new technologies are improving its accuracy.
19 citations
,
January 2009 in “International review of cell and molecular biology” Hair's strength and flexibility come from its protein structure and molecular interactions.
309 citations
,
May 1993 in “Journal of The American Academy of Dermatology” Horizontal scalp biopsy sections effectively diagnose and predict MPAA, with follicular density and inflammation impacting hair regrowth.
28 citations
,
October 1992 in “JEADV. Journal of the European Academy of Dermatology and Venereology/Journal of the European Academy of Dermatology and Venereology” SIP is a better method for measuring hair growth accurately.
The review suggests the study on male pattern baldness needs more detail on sample size, methodology, bias, and ethical considerations.
January 2023 in “Skin Research and Technology” New methods effectively measure how well hair products clean and protect against pollution.
March 2012 in “Journal of The American Academy of Dermatology” Hair casts are often mistaken for head lice, scalp pain in hair loss is linked to certain nerve factors, eyelash growth treatment is safe and effective, and nail shedding in children may follow hand-foot-mouth disease.
3 citations
,
October 2021 in “Clinica Chimica Acta” Hormone levels in hair vary across the head, with the highest concentration of a key hormone linked to hair loss at the top.
January 2025 in “SSRN Electronic Journal” 8 citations
,
May 2005 in “The American journal of dermatopathology/American journal of dermatopathology” The hair defect is due to abnormal inner root sheath keratinization.
April 2023 in “Journal of Investigative Dermatology” The MDhair app accurately assesses hair loss severity with 94% accuracy.
85 citations
,
January 2014 in “Hormone Research in Paediatrics” Hair cortisol levels in children increase with age but are not affected by gender, puberty, or hair care.
97 citations
,
March 2010 in “The American Journal of Human Genetics” A mutation in the KRT74 gene causes tightly curled hair.
January 2018 in “Figshare” Horizontal sections of scalp biopsies are useful for telling the difference between Androgenetic Alopecia and Alopecia Areata.
September 2024 in “Skin Research and Technology” AFM can help diagnose lichen planopilaris by identifying specific hair structure changes.
1 citations
,
August 2024 in “Journal of Cutaneous and Aesthetic Surgery” Hair density decreases with age, especially in the 60s.
January 2022 in “Klinicheskaya dermatologiya i venerologiya” Trichoscopy can diagnose hair loss by looking for common signs like uneven hair thickness, "yellow dots," and more thin hairs, which are found in both men and women.
33 citations
,
January 2017 in “Psychoneuroendocrinology” Hair dyeing and washing frequency do not affect hair cortisol levels.
3 citations
,
July 2024 in “Dermatology and Therapy” Hair shaft abnormalities can help distinguish mycosis fungoides from other skin conditions.
May 2024 in “Ultramicroscopy” Atomic Force Microscopy is a more accurate way to assess hair damage and the effect of cosmetic treatments.
Polarized microscopy helps identify hair irregularities in genetic disorders.
December 2017 in “Journal of The American Academy of Dermatology” The document explains how to claim CME credit by diagnosing and treating hair loss conditions in two patient cases.
1 citations
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September 2017 in “Journal of Pathology of Nepal” Testing hair roots with a special dye is a simple, non-invasive way to check disease progress in pemphigus vulgaris patients.