May 2026 in “International Journal of Versatile Research and Analysis” Air wedge interferometry is a precise, cost-effective way to measure hair thickness.
1 citations
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June 2021 in “Preprints.org” Hair relaxers and straighteners can be toxic to skin cells.
February 2024 in “International Journal of Dermatology” The document concludes that more local research on African skin and hair is needed despite increased scientific output from Sub-Saharan Africa.
March 2025 in “Journal of Investigative Dermatology” The program increased awareness of traction alopecia but didn't significantly change hairstyling habits.
Thermal straightening can damage ethnic hair and may pose health risks.
6 citations
,
May 2012 in “Clinical and experimental dermatology” Oral minoxidil can cause inflamed, ingrown hairs in the beard area.
11 citations
,
June 2013 in “PubMed” The automated flat iron can permanently straighten hair without chemicals, especially at 154°C, and silicone improves the results.
5 citations
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June 2019 in “Dermatopathology” Histopathology is not reliable for detecting early fibrosis in traction alopecia or for showing how severe it is.
5 citations
,
December 2015 in “Dermatologic Therapy” Using a certain drug on the skin can help prevent hair loss caused by pulling on the hair.
July 2024 in “JAAD Case Reports” Autoimmune diseases can change hair texture, but treatment can restore it.
August 2021 in “International Journal of Research in Dermatology” Modern hair straightening improves manageability and strength while maintaining natural waves.
57 citations
,
January 2003 in “Clinical and experimental dermatology” Postmenopausal frontal fibrosing alopecia is a type of hair loss in postmenopausal women that may stop on its own but has no effective treatment.
3 citations
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September 2016 in “Hair transplant forum international” Southeast and East Asian men typically have straighter hairlines with less recession and lower hair density, which is important to consider in hair restoration surgery.
July 2018 in “Elsevier eBooks” Acne keloidalis nuchae is a chronic skin condition more common in African men, causing itchy or painful bumps and can lead to permanent hair loss if not treated early.
January 1984 in “Pediatric Dermatology” The document concludes that some dermatology books are useful for their photos or specific topics, while others have limitations like poor quality images or content.
67 citations
,
September 1997 in “Dermatologic Surgery” The document concludes that good cosmetic outcomes in hair transplantation depend on the surgeon's artistic skill and careful planning.
4 citations
,
November 2024 in “Anais Brasileiros de Dermatologia” Various factors like genetics, pollution, and lifestyle choices can damage hair over time.
53 citations
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July 2016 in “Cosmetics” Future hair cosmetics will be safer and more effective.
30 citations
,
January 2014 in “Dermatologic Clinics” Tight hairstyles, especially on chemically treated hair, can cause reversible hair loss if caught early but may become permanent if not addressed.
30 citations
,
November 1996 in “Archives of Dermatology” UV rays can cause a type of hair loss known as telogen alopecia.
15 citations
,
August 2020 in “Analytical chemistry” Hair lipids do not protect against humidity.
12 citations
,
January 2015 in “Skin appendage disorders” Dermoscopy helps quickly identify hair breakage in people of African descent.
7 citations
,
November 2021 in “Clinical, Cosmetic and Investigational Dermatology” The new hair graft device is faster, more efficient, and reduces damage to hair follicles.
7 citations
,
September 2020 in “International Journal of Cosmetic Science” Different sizes of keratin peptides can strengthen hair, with smaller ones possibly increasing volume and larger ones repairing damage.
4 citations
,
July 2016 in “Journal of cosmetic dermatology” Dermatologists should use hair relaxers carefully to avoid hair and scalp damage, following specific guidelines for application and maintenance.
2 citations
,
July 2023 in “Cosmetics” Surfactants in shampoos and conditioners remove some but not all lipids from hair, and more research is needed to understand their full impact.
2 citations
,
June 2022 in “Revista de la Asociación Colombiana de Dermatología y Cirugía Dermatológica” Understanding cultural hair care practices is essential for improving hair health in the African American population.
1 citations
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May 2013 in “PubMed” Glycylglycine makes hair softer by improving alignment and changing hair's internal properties.
April 2026 in “Journal of Cosmetic Dermatology” More research is needed to create personalized treatments for seborrheic dermatitis in people with curly hair.
Human hair can almost fully recover its structure within about 1,000 minutes after being stretched.