19 citations
,
July 2019 in “Journal of Cosmetic Dermatology” A new tool can predict hair regrowth in patchy alopecia areata patients.
14 citations
,
July 2007 in “International Journal of Cosmetic Science” The new 3D imaging method accurately measures hair surface details quickly.
April 2023 in “Journal of Investigative Dermatology” The MDhair app accurately assesses hair loss severity with 94% accuracy.
September 2023 in “Skin Research and Technology” The paper suggests a way to diagnose male hair loss and check treatment results using a dermoscope at four specific scalp points.
October 1990 in “Archives of Dermatology” Hair loss and growth can be accurately measured using computer-assisted counting.
567 citations
,
October 2007 in “Clinical and investigative medicine” Hair cortisol can be used to measure long-term stress exposure.
5 citations
,
January 1993 in “Hormone and Metabolic Research” DHEA and DHEA-S help maintain underarm hair in older women.
September 2025 in “Journal of Intellectual Disability Research” Measuring hair glucocorticoids for stress is moderately feasible, especially in females and those with moderate intellectual disabilities.
2 citations
,
January 2005 in “PubMed” Women with excessive body hair often have higher male hormones and related health issues.
July 2024 in “Medical alphabet” The SBN system effectively assesses alopecia areata severity and predicts its course.
9 citations
,
March 2018 in “Actas Dermo-Sifiliográficas” The Spanish version of the Hair Specific Skindex-29 scale is a reliable and valid way to measure the impact of hair loss on women's quality of life.
16 citations
,
January 2002 in “Dermatology” Early baldness is noticed due to both reduced hair density and thinner hair shafts.
October 2023 in “Asian journal of pharmaceutical and clinical research” Standardized data is essential for diagnosing scalp and hair conditions in males.
December 2013 in “Praxis medica” Using both DLQI and Skindex-16 together gives a better understanding of quality of life in skin disease patients.
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.
7 citations
,
May 1979 in “Medical & biological engineering & computing” The trichometer accurately measures hair growth and is easy to use.
1 citations
,
December 2025 in “Selçuk tıp dergisi/Selçuk Üniversitesi Tıp Fakültesi dergisi” Lower 2D:4D finger ratios in HS patients suggest prenatal hormone influence on the disease.
3 citations
,
October 2015 in “International Journal of Dermatology” Normal hair density and diameter ratios were established to help diagnose adult hair loss.
Hair analysis can help identify specific minerals and amino acids linked to various diseases.
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.
May 2018 in “Actas Dermo-Sifiliográficas” The Spanish version of the Hair Specific Skindex-29 is a reliable tool for measuring quality of life in Spanish-speaking women with hair loss.
134 citations
,
March 2015 in “Clinical Endocrinology” A new method accurately measures long-term steroid levels in human hair.
12 citations
,
June 2006 in “Anais Brasileiros de Dermatologia” The study found average numbers for different types of hair follicles in the scalp and observed differences between men and women, suggesting reasons for more common hair shedding in women.
4 citations
,
June 2022 in “Clinical, cosmetic and investigational dermatology” The new SFS Scale predicts hair transplant difficulty using hair and skin types, with thick skin and coily hair being hardest to work with.
1 citations
,
June 2022 in “Journal of The American Academy of Dermatology” Combining scalp photos with hair density and caliber measurements gives a more accurate assessment of hair loss.
10 citations
,
June 2010 in “Fertility and Sterility” Patients with PCOS tend to score their hirsutism higher than clinicians, making self-scoring less useful for diagnosis.
June 2021 in “Journal of The American Academy of Dermatology” New scale reliably assesses male hair loss with female pattern.
January 2023 in “Research Square (Research Square)” Hair cortisol may be a good indicator of recent mood in people with bipolar disorder.
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.
21 citations
,
January 2010 in “International Journal of Trichology” TrichoScan often makes mistakes and needs improvement for correct hair growth analysis.