December 2021 in “2021 International Conference on Electronic Information Technology and Smart Agriculture (ICEITSA)” Chemical dyes damage hair's internal structure more than perming, as shown by a special imaging technique.
1 citations
,
January 2007 in “AIP conference proceedings” High-resolution x-ray images showed three main structures in human hair: medulla, cortex, and cuticle.
11 citations
,
February 2019 in “Frontiers in Physiology” Hair properties are interconnected; a comprehensive, cross-disciplinary approach is essential for understanding hair behavior.
1 citations
,
January 2017 in “PubMed” All five hair fiber products improved appearance but didn't stick to completely bald areas.
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.
August 2021 in “Journal of the American Academy of Dermatology”
2 citations
,
January 2023 in “Journal of The American Academy of Dermatology” Scalp biopsies greatly improved diagnosis and treatment for Black women with unclear alopecia.
11 citations
,
October 2007 in “International Journal of Dermatology” Alopecia in Burkina Faso mostly affects young people, often students, with common causes being tinea and alopecia areata.
August 2023 in “Institutional Repositories DataBase (IRDB)” Scalp texture changes during hair regrowth after chemotherapy.
3 citations
,
January 2021 in “Wear” Hair's resistance to wear varies by ethnicity and treatment, with less wear indicating stronger hair.
2 citations
,
March 2010 in “European journal of dermatology/EJD. European journal of dermatology” A young Caucasian girl had both woolly hair and alopecia areata, which is rare.
1 citations
,
February 1988 in “The BMJ” The document explains different hair and scalp conditions, including common hair loss after pregnancy or illness, drug-induced hair loss, hereditary excessive hair growth, patterned baldness, autoimmune hair loss, and permanent loss due to skin disease, with generally limited treatment options.
A 5-year-old girl has sparse, dry, and brittle hair but is otherwise healthy.
December 2020 in “International journal of research in ayurveda and pharmacy” Eating well and avoiding synthetic hair products are key for healthy hair.
13 citations
,
March 2002 in “Pediatric Dermatology” A child was initially wrongly diagnosed with a fungal scalp infection but actually had a non-scarring hair loss condition called Temporal Triangular Alopecia.
May 2026 in “Brazilian Journal of Hair Health” Bleaching damages hair the most, while dyes improve combability but still cause protein loss.
March 2023 in “Journal of Cosmetic Dermatology” Trichoscopy is effective for diagnosing scalp ACC in darker skin tones.
September 2023 in “Cutis” A baby girl has a hair disorder called monilethrix, causing fragile hair that may improve over time.
8 citations
,
January 1986 in “The Journal of Dermatologic Surgery and Oncology” Hair loss surgeries like grafts, scalp reductions, and flap rotations can be effective for black men with proper technique adjustments.
18 citations
,
April 1989 in “Archives of Dermatology” Iron deficiency can cause hair color changes, which can be reversed with iron supplements.
3 citations
,
August 2012 in “Annals of Diagnostic Pathology” AIDS may cause changes in the scalp that increase infection risk and hair loss.
42 citations
,
January 2005 in “Applied spectroscopy” Hair from breast cancer patients shows changes in structure and composition, and a test using these changes detected cancer but also falsely identified some healthy samples as cancerous.
2 citations
,
July 2013 in “Acervo Digital da Universidade Estadual Paulista (Universidade Estadual Paulista)” The shampoo effectively defines and models curls while reducing frizz and volume.
September 2025 in “Sahel Journal of Life Sciences FUDMA” Chemical hair straighteners can severely damage hair and scalp with repeated use.
11 citations
,
June 2018 in “Annales de dermatologie et de vénéréologie” Hair care products can cause skin irritation and allergies.
6 citations
,
December 2004 in “Anais Brasileiros de Dermatologia” Some family members had a condition with both loose hair and unique eye changes, possibly indicating a new type of ectodermal dysplasia.
June 2014 in “Professional Beauty” January 2022 in “Consultant”
January 2025 in “SKIN The Journal of Cutaneous Medicine” People with alopecia areata face different healthcare access and experiences based on their race and ethnicity.