March 2014 in “CRC Press eBooks” Human head hair can grow very long and is thicker than most body hair.
6 citations
,
March 2020 in “Journal of International Medical Research” Early hair loss common in Chinese males, linked to family history and smoking; early treatment advised.
November 2025 in “Clinical Cosmetic and Investigational Dermatology” Immune cells and plasma proteins are linked to hair loss, suggesting new treatment options.
May 2021 in “Experimental Cell Research” FOXC1 boosts SFRP1 in hair loss, suggesting new treatments.
3 citations
,
January 2021 in “Plastic and Aesthetic Research” Hair loss reduces hair thickness and coverage, but drug treatments mainly revive dormant hairs rather than reverse thinning; patients often undervalue their hair loss severity.
55 citations
,
February 2014 in “Journal of Structural Biology” Human hair has a complex, variable structure with a consistent matrix and double-twist pattern.
Human hair can almost fully recover its structure within about 1,000 minutes after being stretched.
254 citations
,
January 2007 in “Chemical Society Reviews” Hair is a complex protein fiber with unique properties useful for developing hair products.
Hair movement can indicate hair quality and health.
4 citations
,
November 2004 in “Clinical and Experimental Dermatology” Hair length and thickness are related, with thickness peaking at about a quarter of the hair's maximum length.
October 1999 in “Inpharma weekly”
January 2014 in “International Journal of Trichology” Hair is culturally and economically valuable, and its weight is now used to measure the effectiveness of hair growth treatments.
10 citations
,
January 2002 in “Nihon Keshouhin Gijutsushakaishi/Journal of S C C./Nihon Keshouhin Gijutsushakai kaishi” The cuticle significantly contributes to hair stiffness, making up about 60% of the total bending stress.
1057 citations
,
November 2011 in “Annals of Biomedical Engineering” Low-level Laser Therapy may help reduce inflammation, pain, and aid healing, but more research is needed to confirm its effectiveness and establish standard treatment guidelines.
198 citations
,
October 2011 in “Journal der Deutschen Dermatologischen Gesellschaft” Use minoxidil for hair loss; finasteride and dutasteride for men, dutasteride for women.
145 citations
,
November 2017 in “Journal of The European Academy of Dermatology and Venereology” Use minoxidil for hair loss treatment; assess results after 6 months.
110 citations
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August 2016 in “Drugs” Minoxidil is the only FDA-approved topical drug for treating male or female pattern hair loss, and other medications like finasteride and dutasteride can also increase hair growth.
106 citations
,
April 2013 in “Dermatologic Surgery” Low-level light therapy safely improves hair growth and thickness for androgenetic alopecia.
81 citations
,
August 2014 in “Lasers in Surgery and Medicine” Red light therapy is safe and effectively increases hair growth in women with hair loss.
70 citations
,
April 2017 in “Lasers in surgery and medicine” Blue light promotes hair growth by interacting with specific receptors in hair follicles.
68 citations
,
January 2007 in “Journal of Cosmetic and Laser Therapy” Laser/light treatments for hair loss are popular but lack scientific data proving effectiveness.
62 citations
,
July 2018 in “Lasers in Medical Science” LED therapy is safe and shows potential for treating skin conditions and promoting hair growth, but more research is needed.
60 citations
,
November 2020 in “International Journal of Medical Sciences” NIR light therapy may effectively treat eye diseases and improve brain function without side effects.
58 citations
,
September 2012 in “Dermatologic Clinics” Male pattern hair loss caused by follicular miniaturization; early diagnosis and treatment can reduce psychological burden.
55 citations
,
July 2016 in “Dermatologic Therapy” Multiple treatments work best for hair loss.
54 citations
,
May 2018 in “Journal of The European Academy of Dermatology and Venereology” Low level laser therapy works best for hair loss, followed by PRP, finasteride, and minoxidil.
46 citations
,
October 2012 in “Dermatologic Clinics” Female pattern hair loss diagnosed by scalp appearance, treated with combined therapies and targeted approaches.
45 citations
,
August 2019 in “Dermatologic Therapy” Hair loss treatments work better with lifestyle changes.
45 citations
,
December 2018 in “Lasers in Medical Science” LLLT promotes hair growth and improves hair density safely in men and women.
43 citations
,
November 2019 in “American Journal of Clinical Dermatology” FAGA diagnosis uses blood tests and trichoscopy, with treatments like topical minoxidil, oral anti-androgens, and hormone-modulating drugs.