97 citations
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March 2010 in “The American Journal of Human Genetics” A mutation in the KRT74 gene causes tightly curled hair.
January 2021 in “Nasza Dermatologia Online” Plica polonica is a rare condition where hair becomes irreversibly tangled, and the treatment is to cut the matted hair.
December 2020 in “International journal of research in ayurveda and pharmacy” Eating well and avoiding synthetic hair products are key for healthy hair.
22 citations
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April 2010 in “Journal of Cellular Biochemistry” Certain mutations in the hairless protein disrupt its ability to regulate the hair cycle.
12 citations
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January 2013 in “Indian dermatology online journal” The document reports a unique case of woolly hair with a combination of conditions not previously seen together.
2 citations
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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.
6 citations
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December 2021 in “Scientific Reports” Inhibiting class I HDACs helps maintain hair growth ability in skin cells.
May 2009 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” PPARgamma is crucial for healthy hair follicles, and its loss causes scarring alopecia.
7 citations
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February 2018 in “International Journal of Pharmaceutics” Researchers developed a method to measure drugs in hair follicles and found that both water-loving and fat-loving drugs can be detected after being applied to the skin.
67 citations
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January 1997 in “Lancet” Hirsutism is when women have too much hair growth, often due to a bit more androgen hormones and sensitive skin.
April 2021 in “The journal of investigative dermatology/Journal of investigative dermatology” Lichen planopilaris in men often affects the scalp, eyebrows, arms, legs, and beard, with many having family members with hair loss.
1 citations
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January 2024 in “International Journal of Advanced Research in Science, Communication and Technology” Herbal hair scrubs can effectively prevent and treat hair problems, boosting self-confidence.
October 2014 in “Journal of the Portuguese Society of Dermatology and Venereology” Early recognition and treatment of LPP can prevent hair loss and improve quality of life.
7 citations
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August 2019 in “Clinical and Experimental Dermatology” The Mona Lisa's high forehead and sparse eyebrows might be due to a hair loss condition or Renaissance fashion trends, but the actual reason is unknown.
2 citations
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May 2011 in “Hair transplant forum international” The Intruder is a tool used for safely preparing the area where a donor's tissue is taken.
December 2020 in “The Journal of Family Practice” The boy's itchy scalp and hair loss were likely due to head lice treatment.
December 2025 in “Annals of African Medicine” 3 citations
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May 2024 in “Skin Appendage Disorders” Trichoscopy helps diagnose and understand Discoid Lupus Erythematosus on the scalp by identifying specific patterns.
53 citations
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July 2002 in “Journal of Investigative Dermatology” The Dfl mutation in mice causes poor sebaceous gland function and complete hair loss.
November 2024 in “Research Square (Research Square)” Lipids may help treat hair loss by promoting hair growth through the HIF-1 pathway.
July 1996 in “Hair transplant forum international” The document's content couldn't be processed.
28 citations
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March 2014 in “Biological reviews/Biological reviews of the Cambridge Philosophical Society” The document concludes that hair curvature can be explained by the growth patterns caused by the shape and separation of cells in the hair follicle and is affected by specific molecular pathways.
64 citations
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January 2005 in “International Journal of Dermatology” Hair transplant destroyed by lichen planopilaris.
24 citations
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December 1990 in “Pediatric Dermatology” Tight hairstyles like ponytails may cause hair casts by affecting scalp circulation and causing inflammation.
November 2025 in “Journal of Investigative Dermatology” Skin-associated cartilage cells can influence hair growth by altering specific signaling pathways.
5 citations
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October 2019 in “JAAD Case Reports” These hair loss conditions might be part of a spectrum, not separate issues.
12 citations
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June 2013 in “The American Journal of Dermatopathology” A new method using visual aids to diagnose hair diseases was effective after brief training.
July 2023 in “Journal of Clinical Medicine” The document concludes that understanding hair follicle histology and the hair cycle is crucial for diagnosing alopecia.
October 1967 in “Archives of Dermatology” A 42-year-old woman had a scalp lesion that didn't cause hair loss and showed specific changes under a microscope.
254 citations
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January 2007 in “Chemical Society Reviews” Hair is a complex protein fiber with unique properties useful for developing hair products.