1 citations
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July 2017 in “Skin appendage disorders” A 9-year-old Hispanic girl has Uncombable Hair Syndrome, which may improve with age and biotin treatment.
January 2022 in “Clinical Cases in Dermatology” Stress can cause temporary hair loss, which usually gets better after the stress is gone.
September 2018 in “PubMed” Hair becomes thinner, grayer, and may fall out more as people get older, and styling habits can worsen these effects.
October 2001 in “Dermatologic Surgery” Cutting and implanting hair follicles can create finer, more natural-looking hairlines, with about half of the implanted hairs growing back.
March 2007 in “International Journal of Cosmetic Science” Hair with more melanin resists weather damage better.
January 2019 in “Indian Dermatology Online Journal” Stress, hypothyroidism, drug intake, and anemia are important factors in women's diffuse hair loss.
May 2026 in “Zenodo (CERN European Organization for Nuclear Research)” Natural hair reflects identity and history, while modifications signal social pressures.
February 2025 in “Journal of Women & Aging” Older Black women in the UK feel more confident and engaged when their hair is visible and celebrated.
4 citations
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September 1944 in “The American Journal of the Medical Sciences” 7 citations
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January 1990
January 2012 in “TRANSACTIONS OF THE JAPAN SOCIETY FOR AERONAUTICAL AND SPACE SCIENCES AEROSPACE TECHNOLOGY JAPAN” Human hair can be used to study mineral changes from long-term space flight.
November 2025 in “Journal of Pharmacognosy and Phytochemistry” The flaxshine hair mask effectively conditions hair using natural ingredients.
January 2022 in “Consultant”
7 citations
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August 2009 in “Applied Mathematics and Mechanics-English Edition” Hair fibers have fractal patterns with properties related to the golden mean, which may affect their functionality.
3 citations
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January 2019 in “Skin Research and Technology” Frequent use of hair straighteners can cause hair loss similar to scarring alopecia in young Turkish women.
May 2023 in “Elsevier eBooks”
8 citations
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February 2005 in “British Journal of Haematology” Chemotherapy caused the patient's hair to have alternating thick and thin segments.
October 2025 in “Experimental & Molecular Medicine” Hair analysis is valuable for health and forensics but faces challenges like growth variability and contamination.
20 citations
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February 2012 in “Archives of dermatology” Leg hair transplants can create a natural-looking hairline and show successful growth over several years.
115 citations
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August 2008 in “The Journal of Clinical Endocrinology & Metabolism” Thyroid hormones help hair grow, reduce hair loss, and increase hair pigment.
1 citations
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January 2002 Hair shine can be measured by how it reflects laser light.
3 citations
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December 2024 in “International Journal of Dermatology” Premature hair graying is caused by genetics, stress, and lifestyle, and affects mental health.
August 2006 in “Experimental dermatology” Human scalp hair follicles can produce and respond to several hormones, affecting hair growth and pigmentation.
May 2026 in “Zenodo (CERN European Organization for Nuclear Research)” Natural hair is a return to its original state, while modifications signal social pressures.
1 citations
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July 2023 in “Forensic science international. Genetics” Hair protein analysis might help identify a person's ethnicity, sex, and age in forensics.
2 citations
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November 2018 in “International Journal of Cosmetic Science” Chamomile extract can protect hair from damage caused by light.
September 2017 in “Journal of Investigative Dermatology” Blue light helps hair growth by affecting specific proteins in hair follicle cells.
2 citations
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January 2014 in “Archives of Aesthetic Plastic Surgery” The procedure effectively created natural-looking hairlines and improved facial balance in female patients.
4 citations
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December 2020 in “Journal of the American Academy of Dermatology” Pulling 2 or fewer hairs is normal for all hair types, including Afro- and Asian-textured hair.