May 2018 in “The journal of investigative dermatology/Journal of investigative dermatology” Higher fluence in hair removal damages hair follicles more, while lower fluence mimics natural hair regression, with long-term IPL treatments effectively reducing hair.
January 2018 in “Springer eBooks” Lasers are less favored for hair transplant surgery but show promise for hair growth in controlled trials.
May 2017 in “The journal of investigative dermatology/Journal of investigative dermatology” Stress in hair follicle cells increases certain immune-related proteins, which might contribute to hair loss conditions.
January 2017 in “Journal of traditional medicine & clinical naturopathy” Combining trichology and homeopathy is effective for diagnosing and treating hair loss.
January 2013 in “Springer eBooks” Hair care products are important for appearance and self-esteem, and choosing the right ones can help maintain healthy hair.
June 1937 in “Science news-letter/Science news letter” Vitamin B can prevent hair from turning gray in rats.
February 2007 in “Journal of The American Academy of Dermatology” Hair tonic helps stop hair loss in most users.
417 citations
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March 1991 in “American Journal of Psychiatry” Most adult chronic hair pullers are women who started in their early teens, often have other mental health issues, and may pull hair due to underlying psychiatric conditions.
212 citations
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January 2016 in “Journal of Investigative Dermatology” The document provides a method to classify human hair growth stages using a model with human scalp on mice, aiming to standardize hair research.
212 citations
,
October 2008 in “Journal of The American Academy of Dermatology” Minoxidil and finasteride treat hair loss in men, while minoxidil treats hair loss in women.
152 citations
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February 2004 in “Current anthropology” Humans lost body hair relatively recently in evolution.
136 citations
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February 2017 in “International Journal of Molecular Sciences” PRP treatment improves hair growth, and the device used can affect results, with some being more effective.
126 citations
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January 1987 in “Journal of The American Academy of Dermatology” The document concludes that understanding hair structure is key to diagnosing hair abnormalities and recommends gentle hair care for management.
107 citations
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September 2002 in “Journal of Investigative Dermatology” Researchers found that hair shedding happens mostly when new hair is growing and involves a unique process.
105 citations
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August 2011 in “The journal of investigative dermatology/Journal of investigative dermatology” Activating TRPV3 stops human hair growth.
97 citations
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March 2002 in “Molecular and cellular biology” Mutant CDP/Cux protein causes hair defects and reduced male fertility in mice.
93 citations
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June 2008 in “Atmospheric environment” Ozone reacts more with unwashed hair, producing compounds due to scalp oils, which could lower ozone exposure but increase exposure to reaction products.
76 citations
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March 2019 in “Nanoscale” Created material boosts hair growth and kills bacteria for wound healing.
72 citations
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October 2009 in “The FASEB journal” TRH stimulates human hair growth and extends the hair growth phase.
71 citations
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January 2015 in “Journal of molecular cell biology/Journal of Molecular Cell Biology” mTOR signaling helps activate hair stem cells by balancing out the suppression caused by BMP during hair growth.
62 citations
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November 2009 in “Aging Cell” Hedgehog signaling helps keep hair follicle stem cells the same in both young and old human skin.
61 citations
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July 2012 in “British Journal of Dermatology” Caucasian women's hair appears thickest in their 20s, with perceived thinning after mid-30s due to both decreasing density and diameter.
58 citations
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January 1987 in “Archives of Dermatological Research” EGF and FGF boost hair cell growth, hydrocortisone slows it, and minoxidil doesn't affect it.
46 citations
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May 2004 in “Facial Plastic Surgery Clinics of North America” Creating a natural-looking hairline in hair restoration surgery involves using follicular unit grafts, proper hair placement, and artistic skills to give the illusion of density.
45 citations
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December 2006 in “Biopolymers” Permanent waving weakens hair by altering its protein structure.
43 citations
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June 2012 in “Lasers in Medical Science” Low-level laser treatment helped rats regrow hair faster after chemotherapy.
42 citations
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September 2014 in “Journal of biological chemistry/The Journal of biological chemistry” Heparan sulfate is important for hair growth, preventing new hair formation in mature skin, and controlling oil gland development.
40 citations
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May 2016 in “Proceedings of the National Academy of Sciences of the United States of America” Changes in keratin make hair follicles stiffer.
39 citations
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August 2018 in “Scientific reports” Claudin-1 is important for the barrier function and growth of hair.
38 citations
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September 2012 in “Biochemical and biophysical research communications” Human leukocytes and beard hair follicle cells have internal daily clocks, and PER1 and PER3 genes may indicate individual circadian rhythms.