1 citations
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January 2021 in “Processes” Researchers successfully grew horse skin cells that produce pigment from hair follicle samples.
11 citations
,
July 2008 in “Facial Plastic Surgery Clinics of North America” Hair restoration surgery redistributes existing hair to achieve a natural look, with visible regrowth in 3-4 months and rare complications, mostly aesthetic.
6 citations
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June 2013 in “British Journal of Dermatology” Intense pulsed light treatment mainly damages pigmented hair parts but spares stem cells, allowing hair to regrow.
1 citations
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November 2019 in “International Journal of Women's Dermatology” Ketoconazole shampoo can cause rare pink hair discoloration.
A 32-year-old man with early graying hair shows a unique pattern, suggesting more research is needed on why hair grays early.
November 2022 in “Skin Appendage Disorders” PT-20 did not significantly improve gray hair repigmentation.
25 citations
,
October 1985 in “Archives of Ophthalmology” The pigment in black eyeliner can spread in the skin and may cause permanent eyelash loss.
22 citations
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June 2002 in “Seminars in cutaneous medicine and surgery” Laser hair removal works well for people with dark hair and light skin, but it's less effective for light hair or dark skin; improvements are expected.
Human hair color is determined by melanin types and genetic factors.
2 citations
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March 2019 in “Experimental Techniques in Urology & Nephrology” Heptaminol may cause hair lightening in hemodialysis patients.
June 2014 in “Professional Beauty” 8 citations
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May 2004 in “Facial plastic surgery clinics of North America” Laser hair removal is now more effective, but the best treatment schedule is still uncertain.
69 citations
,
January 2002 in “Journal of biomedical optics” Dyes can penetrate human skin and hair follicles up to 1.2 mm deep and the sebaceous gland can store dye; Indocyanine Green lotion was made for safe dyeing and monitoring.
15 citations
,
June 2019 in “JEADV. Journal of the European Academy of Dermatology and Venereology/Journal of the European Academy of Dermatology and Venereology” Chemical and physical treatments like bleaching, dyeing, and UV radiation damage both Caucasian and Afro-ethnic hair.
15 citations
,
January 1989 in “European Journal of Cancer and Clinical Oncology” December 2021 in “2021 International Conference on Electronic Information Technology and Smart Agriculture (ICEITSA)” Chemical dyes damage hair's internal structure more than perming, as shown by a special imaging technique.
Scalp micropigmentation usually needs two to three sessions, but factors like genetics, coverage area, and health conditions can require more.
70 citations
,
June 1998 in “Polymer” Permanent waving damages hair by disrupting its keratin structure.
20 citations
,
October 2018 in “American Journal of Clinical Dermatology” Some drugs can cause skin and hair color changes, often reversible when the drug is stopped.
March 2020 in “Journal of Burn Care & Research” Hair highlighting can cause severe scalp burns, and surgery with psychological support improves recovery.
12 citations
,
October 2007 in “PubMed” Keratin helps protect and strengthen hair, reducing damage and color fading.
July 2019 in “Dermatologic Surgery” 53 citations
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July 2016 in “Cosmetics” Future hair cosmetics will be safer and more effective.
217 citations
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February 2009 in “The FASEB Journal” Gray hair is caused by hydrogen peroxide buildup, which damages hair color repair.
January 2006 in “Yearbook of Dermatology and Dermatologic Surgery” Hair graying is caused by the loss of pigment cells due to poor maintenance of stem cells in the hair follicle.
10 citations
,
January 2010 in “Indian journal of dermatology, venereology, and leprology” Long pulsed Nd: YAG laser is safe and effective for long-term hair reduction in darker skin types.
8 citations
,
February 2005 in “British Journal of Haematology” Chemotherapy caused the patient's hair to have alternating thick and thin segments.
2 citations
,
November 2024 in “JAAD Case Reports” Anti-PD-L1 immunotherapy can cause hair loss and unexpected hair color change, but treatment can restore hair growth and color.
5 citations
,
June 2019 in “British Journal of Dermatology” Chemical hair straightening may be linked to a type of permanent hair loss.
23 citations
,
July 2018 in “Journal of Cosmetic Dermatology” Chemotherapy caused hair loss with specific patterns, but most patients had hair regrowth after treatment, while some had lasting hair loss.