12 citations
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January 2020 in “Analyst” Researchers found markers that can tell if hair has been bleached, which could improve hair test accuracy.
September 2025 in “International Journal of Molecular Sciences” Hair analysis could help diagnose and treat schizophrenia more effectively.
September 1998 in “JEADV. Journal of the European Academy of Dermatology and Venereology/Journal of the European Academy of Dermatology and Venereology” The document concludes that individualized treatments for hair issues are effective, certain hair changes can indicate neurocutaneous diseases, specific lotions improve skin health, laser hair removal works but needs more study on long-term effects, men's cosmetics are diverse, peeling is effective but can have side effects, and facial pigmentation is often due to overactive skin cells.
150 citations
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July 2001 in “Clinics in dermatology” Proper haircare and communication with doctors are key to managing hair loss and avoiding damage.
January 2018 in “Archives of general internal medicine” The document concludes that automatic biofiber hair implant is a new method for improving hair growth.
15 citations
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January 2008 in “Annales de Toxicologie Analytique” Hair test results can be misleading due to contamination, so they shouldn't be used alone to determine drug use.
4 citations
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January 2000 Piedraia hortae fungi dissolve both the outer and inner layers of hair.
18 citations
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November 2005 in “Archives of Dermatological Research” 157 citations
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June 2015 in “Psychoneuroendocrinology” Hair cortisol and cortisone levels increase with age, are higher in diabetics, vary by gender, decrease with frequent hair washing, and are lower in winter.
2 citations
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January 2013 in “Hair therapy & transplantation” Hair loss may signal metabolic problems and increased risk of heart disease, suggesting people with hair loss should be checked for these issues.
July 2022 in “Zenodo (CERN European Organization for Nuclear Research)” 
May 2021 in “Zenodo (CERN European Organization for Nuclear Research)” Biotin may help hair and nails grow.
24 citations
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January 2006 in “Dermatologic clinics” Hair sunscreens are important for maintaining hair's cosmetic value.
15 citations
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January 2018 in “Annals of Dermatology” Wigs significantly improve the well-being of people with severe hair loss.
1 citations
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November 2003 in “Humana Press eBooks” AFM helps study hair surfaces for dermatology, cosmetics, and forensics.
December 2024 in “Nordisk tidsskrift for helseforskning” People with alopecia areata face challenges but find ways to cope and live fulfilling lives.
January 2009 in “Hair transplant forum international” July 2005 in “Hair transplant forum international” October 2025 in “Experimental & Molecular Medicine” Hair analysis is valuable for health and forensics but faces challenges like growth variability and contamination.
November 2016 in “Hanbang an'i'bi'in'hu pibu'gwa haghoeji” Korean and Western medicine have different effects on hair health.
1 citations
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February 2023 in “Arquivos de Ciências da Saúde da UNIPAR” Aesthetic hair treatments boost self-esteem and confidence by promoting hair growth, but more research is needed.
May 2023 in “Zenodo (CERN European Organization for Nuclear Research)” January 2011 in “Archivio Istituzionale della Ricerca (Universita Degli Studi Di Milano)” New molecules can prevent cell death in hair follicles.
Bio-enhanced hair restoration improves hair growth.
Daily hair care may cause holes in hair fibers.
1 citations
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September 2018 in “International journal of research - granthaalayah” Human hair medulla doesn't break down hydrogen peroxide, which may affect hair color formation.
December 2021 in “Cosmetics” January 2008 in “Medical Entomology and Zoology”