Water and fatty acids affect hair's surface differently based on hair damage, and models can help understand hair-cosmetic interactions.
July 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” Particulate matter causes inflammation in hair cells, potentially harming hair growth.
May 2017 in “Journal of The American Academy of Dermatology” LED light helps human hair root cells grow and prevents them from dying by activating specific growth pathways.
May 2017 in “Journal of The American Academy of Dermatology” LED light helps human hair root cells grow and move by activating certain cell pathways.
January 2016 in “프로그램북(구 초록집)” LED light promotes hair growth by stimulating cell proliferation and reducing cell death.
September 1997 in “JEADV. Journal of the European Academy of Dermatology and Venereology/Journal of the European Academy of Dermatology and Venereology” Anti-IL-1 treatments might help with certain types of hair loss in people with high inflammation.
49 citations
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April 2010 in “International Journal of Cosmetic Science” Hair ages as the cuticle wears down, especially beyond 1 meter from the root, affecting its strength and shine.
41 citations
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May 2005 in “International Journal of Cosmetic Science” Human hair contains various lipids that vary among individuals and help protect the hair.
23 citations
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May 2010 in “Surface and interface analysis” Chemical treatments and UV radiation severely damage the lipid layer on hair.
20 citations
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January 2015 in “Journal of cosmetic dermatology” Older people's hair cuticles get more easily damaged and lose protective oils, especially in their 40s and 50s.
11 citations
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January 2016 in “Biointerphases” The hair's outermost surface has multiple layers of lipids and proteins.
8 citations
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July 1977 in “Lipids” High levels of certain fats in rapeseed oil can reduce the skin's ability to produce prostaglandin E2 and cause hair loss and skin issues in rats.
4 citations
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November 2024 in “Scientific Reports” 16-MHA can restore damaged hair's protective barrier and moisture balance.
June 2024 in “ChemBioChem” Replenishing free 18-MEA can help restore damaged hair surfaces.
January 2019 in “Srpski Arhiv Za Celokupno Lekarstvo” The technique improved hair transplant success and patient satisfaction by matching hair growth direction.
March 2013 in “CRC Press eBooks” Follicular unit transplantation, a hair restoration technique using small hair grafts, was pioneered by Bob Limmer in the late 1980s and is still widely used today with minor improvements.
January 1999 in “Salina: revista de lletres” Ashwagandha may help reduce symptoms of adrenal hyperplasia.
January 2022 in “Social Science Research Network” A special coating was made for artificial hair fibers that can slowly release silver ions for up to 56 days, providing long-term protection against bacteria and inflammation.
May 2020 in “bioRxiv (Cold Spring Harbor Laboratory)” The study found that certain genes are important for hedgehog skin appendage development and immunity, with spines possibly evolving for protection and infection resistance.
5 citations
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September 2013 in “The Journal of Dermatology” Researchers found a new mutation in the HR gene causing hair loss and skin bumps in a Pakistani family.
7 citations
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October 2018 in “South African journal of botany” Clausena anisata may be effective in treating acne due to its ability to fight bacteria, reduce inflammation, and possibly lower sebum production.
32 citations
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October 2023 in “Biomedicines” PCOS causes inflammation regardless of body weight.
3 citations
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May 2023 in “Frontiers in immunology” Faulty inflammasome activation may lead to autoimmune skin diseases and could be a target for new treatments.
143 citations
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January 2007 in “The American Journal of Human Genetics” Certain genes on chromosomes 6, 10, 16, and 18 may increase the risk of alopecia areata.
4 citations
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January 2021 in “Cell transplantation” Scientists found the best time to transplant human stem cells for hair growth is between days 16-18 when they have the right markers and growth potential.
128 citations
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February 1992 in “British Journal of Dermatology” Basal cell carcinomas likely originate from hair follicle cells or stem cells.
54 citations
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May 1999 in “Journal of Cutaneous Pathology” Apocrine type cutaneous mixed tumors often resemble hair follicles, sebaceous glands, and apocrine glands.
23 citations
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December 2021 in “Frontiers in Immunology” IL-1 family cytokines are crucial for skin defense and healing, but their imbalance can cause skin diseases.
19 citations
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July 2024 in “Journal of Cellular and Molecular Medicine” Astaxanthin may reduce inflammation in women with PCOS, but doesn't significantly improve symptoms.
16 citations
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July 2020 in “International Journal of Molecular Sciences” Ruxolitinib may help treat hair loss by reducing inflammation, promoting hair growth signals, and protecting hair follicle immunity.