7 citations
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November 2018 in “Journal of the American Academy of Dermatology” White hairs often regrow in alopecia areata patches.
November 2005 in “Nature Reviews Molecular Cell Biology” The protein hairless is important for hair regrowth because it stops the protein wise from blocking the hair cycle.
3 citations
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January 1994 in “Journal of Society of Cosmetic Chemists of Japan” Hair grows slower and thinner with age, but a test tonic improved growth in alopecia subjects.
1 citations
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January 2010 in “Springer eBooks” 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.
February 1988 in “Journal of the American Academy of Dermatology” Hydrophobic modifications make human hair less affected by water.
2 citations
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July 2019 in “Indian dermatology online journal” A 17-year-old girl and her brothers have a rare hair condition with long eyelashes, thick eyebrows, and easily pluckable hair.
August 2013 in “International Wound Journal” Non-hairy skin cells might be used to regenerate hair, helping with baldness and skin wounds.
6 citations
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March 2020 in “Anais brasileiros de dermatologia/Anais Brasileiros de Dermatologia” Most people in Turkey start getting gray hair around 33 years old, with factors like age, education, hair loss, skin type, family history, and anxiety playing a role.
90 citations
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July 1993 in “Journal of Investigative Dermatology” 69 citations
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April 2005 in “Forensic Science International” Degraded hair shafts resist contamination and can be easily cleaned.
2 citations
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January 2022 in “Clinical, Cosmetic and Investigational Dermatology” The refined wash test is a reliable way to measure daily hair loss and can tell the difference between different types of hair loss.
January 2025 in “British Journal of Dermatology” Long scalp hair evolved for cooling and social signaling.
6 citations
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February 2016 in “American Journal of Dermatopathology” The boy with woolly hair nevus had thinner hair and abnormal hair follicles, which improved with treatment but worsened when treatment stopped.
March 1995 in “The Journal of Dermatology” Immature hair cells can grow and change into different types of hair cells over time.
May 2010 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” A mutation in the KRT74 gene causes woolly hair by affecting hair texture.
Skin ages and changes due to sun, wind, and aging, causing dryness, thinning, and hair loss.
November 2025 in “Phytomedicine” Justicia procumbens helps hair grow and improves hair health as we age.
7 citations
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January 2012 in “International Journal of Trichology” A man with Woolly Hair Syndrome had very curly, fragile hair, and doctors used a special scalp examination to diagnose him without invasive tests.
May 2010 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” A mutation in the KRT74 gene causes woolly hair by affecting hair texture.
1 citations
,
July 2022 in “Clinical and Experimental Dermatology” Menopause can cause hair problems.
2 citations
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February 2023 in “International Journal of Cosmetic Science” Hair loss is more common in areas with multiple hair strands, especially in men.
1 citations
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January 2010 in “Biological and medical physics series” Human hair's structure and properties were studied using advanced microscopes and mechanical tests.
9 citations
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January 2015 in “Annals of dermatology/Annals of Dermatology” Alopecia areata in elderly people is usually mild and responds well to treatment.
8 citations
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July 2004 in “Journal of morphology” Marsupial hair structure and keratin distribution are similar to placental mammals.
June 2009 in “Pigment Cell & Melanoma Research” Preventing hair graying may be possible by managing oxidative stress and activating melanocyte stem cells.
September 2017 in “Journal of Investigative Dermatology” Ceramide may help delay hair aging by restoring stressed hair cells.
October 2025 in “International Journal of Advanced Multidisciplinary Research and Studies” Hairless dogs have unique skin adaptations to regulate temperature and protect against environmental factors.
January 1998 in “KAGAKU TO SEIBUTSU” The document suggests that male hormones likely affect hair growth and baldness, and future treatments might involve stem cells and androgen-independent cells.