4 citations
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November 2018 in “JAAD case reports” Alopecia areata can sometimes appear as a straight line of hair loss instead of round patches.
2 citations
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January 2014 in “Sen i Gakkaishi” The new hair straightening method keeps hair straight permanently by using specific creams and heat.
Curly wool has more orthocortex than straight wool.
November 2019 in “Journal of Vertebrate Biology” QIA-64 software can measure straight wire lengths accurately but needs improvement for curved wires and width measurements.
7 citations
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July 2011 in “Archives of Dermatology” Alopecia areata caused a boy's hair to regrow straight instead of curly, but the exact reason is unknown.
September 2023 in “Journal of the American Academy of Dermatology” Curly/coily hair products are more expensive than straight hair products.
55 citations
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August 2013 in “PloS one” Genetic differences between young and old Tan sheep explain why their fleece changes from curly to straight as they age.
35 citations
,
September 2003 in “Archives of dermatology” Tiger tail bands in hair are caused by wavy hair fibers with melanin, unlike straight fibers in normal hair.
East and Southeast Asians typically have less dense but thicker, straight black hair.
62 citations
,
December 2008 in “Journal of structural biology” Hair curvature in Japanese people is linked to specific cell types and filament arrangements in the hair cortex.
September 2015 in “The European physical journal. E, Soft matter and biological physics/The European physical journal. E, Soft matter” Longer time setting curls overnight leads to better curl retention.
Asian hair's unique features make hair loss management and surgery more challenging.
85 citations
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October 2007 in “International Journal of Dermatology” Curly hair shape is due to uneven growth patterns in the hair follicle.
3 citations
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December 2021 in “Proteins” Wool fiber curliness is linked to the presence of certain proteins and K38.
January 2024 in “World Congress on Medical Physics and Biomedical Engineering, September 7 - 12, 2009, Munich, Germany” Polisorbate 20 is not suitable for curl creams due to instability.
72 citations
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July 2003 in “Journal of cosmetic dermatology” Frequent hair coloring and styling can damage hair and cause breakage or loss.
66 citations
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June 2004 in “Biophysical Journal” Hard α-keratin in hair has a unique, nonordered structure, different from other fibers.
27 citations
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October 2003 in “Dermatologic Clinics” Certain hair care practices in African American girls can lead to scalp and hair issues.
18 citations
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March 1992 in “Archives of Dermatology” The man's scarring alopecia and skin issues did not improve with treatments.
17 citations
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June 2020 in “Animals” lncRNAs may regulate hair follicle development in Hu sheep.
15 citations
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May 2004 in “Facial Plastic Surgery Clinics of North America” New techniques in hair restoration surgery can fix unnatural results from old methods, improving patient self-esteem.
13 citations
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October 2008 in “PubMed” Japanese women's curved hair has an uneven internal structure and varying amino acid composition.
6 citations
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March 1999 in “Journal of pediatric health care” The document emphasizes the need for primary care providers to understand and care for African American children's hair and skin to boost their self-esteem.
1 citations
,
September 2023 in “Genes” DNA methylation likely doesn't cause different lambskin patterns in Hu sheep.
September 2023 in “Journal of the American Academy of Dermatology” Combining robotic and specialized tools improves hair transplant results.
June 2023 in “Frontiers in Genetics” Genes related to calcium signaling and lipid metabolism are important for curly hair in Mangalitza pigs.
February 2023 in “EAS Journal of Medicine and Surgery” Most Idoma people have a curved hairline due to genetics.
Hair keratin treatments can be harmful, potentially causing health issues like skin reactions and cancer.
February 2022 in “Cosmetic Dermatology” Permanent hair waving uses chemicals to create long-lasting curls.
September 2021 in “Zenodo (CERN European Organization for Nuclear Research)” Chemotherapy side effects might help treat autoimmune hair loss.