June 2026 in “Journal of Cutaneous and Aesthetic Surgery” Recipient site scalp necrosis in hair transplantation is linked to microvascular injury and regional vascular vulnerability, especially in the frontal and mid-scalp areas.
4 citations
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August 1978 in “PubMed” Many women's hair loss is due to health issues, medication, nutrition, or stress.
47 citations
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January 2013 in “International Journal of Cosmetic Science” Hair diversity is influenced by complex genetics and environmental factors, requiring more research for practical solutions.
41 citations
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July 2017 in “Journal of The American Academy of Dermatology” Men with Frontal fibrosing alopecia typically lose hair on the front scalp and sometimes on sideburns and upper lip, with treatments showing varied success.
37 citations
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April 2019 in “Journal of The American Academy of Dermatology” Some treatments like intralesional steroids and 5α-reductase inhibitors are effective for frontal fibrosing alopecia, but more research is needed.
17 citations
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October 2013 in “Plastic and reconstructive surgery. Global open” Male pattern baldness may be caused by scalp pressure on hair follicles, which increases with age and leads to a cycle of hair loss. This process is not directly determined by genes.
4 citations
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September 2021 in “Sensors” LED therapy can safely and effectively regrow eyebrows in people with frontal fibrosing alopecia.
January 2026 in “Dermatology Online Journal” CCCA can appear as patchy hair loss in younger men, not just the usual pattern.
7 citations
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October 2018 in “Journal of Craniofacial Surgery” About 21.3% of young, healthy Chinese men experience hair loss. Hairlines are mostly linear or have a central protrusion. Hair is densest on the top and back of the head, and hair follicles usually have 1 or 2 hairs. This information can help in designing hair restoration procedures.
12 citations
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January 2016 in “Skin appendage disorders” Repeated botulinum toxin injections for forehead wrinkles may cause hairline recession in some women.