17 citations
,
June 1990 in “PubMed” Hair varies in size and features depending on body region.
May 2022 in “Dermatology practical & conceptual” Trichoscopy is crucial for diagnosing and managing androgenetic alopecia, showing increased vellus hairs, empty follicles, and fibrosis with severity.
May 2024 in “Ultramicroscopy” Atomic Force Microscopy is a more accurate way to assess hair damage and the effect of cosmetic treatments.
The method effectively measures hair elasticity and could be useful in forensics.
14 citations
,
June 2022 in “British Journal of Dermatology” A SALT score of ≤ 20 indicates meaningful improvement in alopecia areata treatment.
2 citations
,
March 2021 in “Clinical Cosmetic and Investigational Dermatology” Tracking invalid extraction rates can improve hair transplant outcomes by assessing surgeon skill.
April 2025 in “Journal of Cosmetic Dermatology” The AI device accurately grades scalp exfoliation and can help diagnose scalp disorders.
August 2023 in “Skin Research and Technology” Measuring bald patch size can help grade hair loss severity, with photograph-based evaluation being more reliable.
February 2015 in “Dermatologic Surgery” Smaller reticle sizes are as accurate as the standard size for measuring hair density in hair restoration.
18 citations
,
June 2008 in “Archives of Dermatology” Men typically shed about 10 hairs in 60 seconds, and this amount doesn't increase with age.
September 2002 in “대한피부과학회지” Koreans have lower hair density, larger hair diameter, and slower hair growth than Caucasians.
10 citations
,
June 2019 in “Cosmetics” Mixed-race individuals have hair with varied shapes and more root damage.
11 citations
,
September 2016 in “Archives of Dermatological Research” People with denser forearm hair have a higher risk of certain skin cancers.
13 citations
,
November 2012 in “International Journal of Dermatology” Curly hair breaks more easily, especially with chemical treatments, but simpler grooming reduces breakage.
September 1998 in “Journal of the European Academy of Dermatology and Venereology” Different racial groups have varying keratin proteins, affecting hair texture and strength.
December 2022 in “JEADV Clinical Practice” Hair density and thickness decrease in specific scalp areas in people with androgenetic alopecia.
2 citations
,
January 2020 in “Journal of The European Academy of Dermatology and Venereology” Balding men have harder scalps.
50 citations
,
December 2011 in “Skin Research and Technology” The algorithm effectively removes hair from skin images, improving melanoma diagnosis accuracy.
February 2026 in “Australasian Journal of Dermatology” A new tool simplifies alopecia areata severity scoring but needs validation.
October 2008 in “Australasian Journal of Dermatology” Medical practitioners need to understand basic statistics to properly evaluate clinical trials and avoid unethical designs.
31 citations
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March 1995 in “Journal of Investigative Dermatology”
2 citations
,
January 2022 in “Clinical, Cosmetic and Investigational Dermatology” The refined wash test is a reliable way to measure daily hair loss and can tell the difference between different types of hair loss.
January 2015 in “프로그램북(구 초록집)” Trichoscopy effectively diagnoses and assesses hair loss severity in androgenetic alopecia and alopecia areata.
April 2012 in “The Journal of Urology” Male pattern baldness may predict prostate cancer risk.
1 citations
,
May 2016 in “Dermatologic Surgery” The document concludes that using a phototrichogram with a protractor and tapeline is a reliable and noninvasive way to measure hair loss.
September 2025 in “Matics Jurnal Ilmu Komputer dan Teknologi Informasi (Journal of Computer Science and Information Technology)” Random Forest Regression is best for predicting baldness risk.
2 citations
,
May 2024 in “BMC Genomics” Certain genetic changes in the KRT82 gene may cause patchy skin in New Zealand rabbits.
3 citations
,
October 2021 in “Postepy Dermatologii I Alergologii” Checking the chin, thighs, upper lip, or lower abdomen is enough to predict hirsutism.
2 citations
,
September 2024 in “Diagnostics” A new method accurately measures cell changes in breast cancer.
12 citations
,
February 2006 in “Lipids” Hair texture changes with age due to varying levels of lipids.