January 2013 in “Juntendo Medical Journal” Understanding the normal hair cycle and different types of hair loss is important for maintaining healthy hair.
3 citations
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January 2002 in “Actas Dermo-Sifiliográficas” Excessive minoxidil use can damage hair structure.
94 citations
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August 1975 in “Journal of Cutaneous Pathology” Male pattern baldness involves smaller hair follicles, larger oil glands, and other tissue changes, but not major blood supply issues.
March 2025 in “International Journal of Trichology” Oral minoxidil improved hair thickness in a person with monilethrix.
February 2026 in “Journal of Craniofacial Surgery Open” Hair extensions can damage scalp health and cause hair loss, especially with prolonged use.
1 citations
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April 2021 in “Clinical, Cosmetic and Investigational Dermatology” Conflicting findings in androgenic alopecia are likely due to biopsy location, hair diameter diversity, and hair follicle miniaturization.
November 2024 in “JAAD Case Reports” A 21-month-old boy has a rare genetic disorder causing sparse hair due to an LSS gene mutation.
2 citations
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January 2023 in “Annals of Dermatology” A hairless patch on a boy's scalp from birth injury improved with minoxidil treatment.
The document concludes that the girl's hairlessness is likely inherited from her parents.
235 citations
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July 1999 in “Journal of biological chemistry/The Journal of biological chemistry” Human hair is made up of different keratins, some strong and some weak, with specific types appearing at various stages of hair growth.