26 citations
,
December 1999 in “Journal of the American Academy of Dermatology” The normal-mode ruby laser effectively reduces facial hair for a long time with few side effects.
2 citations
,
July 2023 in “Cosmetics” Surfactants in shampoos and conditioners remove some but not all lipids from hair, and more research is needed to understand their full impact.
August 2022 in “Journal of The European Academy of Dermatology and Venereology” August 2023 in “Annales de Dermatologie et de Vénéréologie” Non-scarring hair loss in lupus patients often responds well to treatment and doesn't lead to scarring.
49 citations
,
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.
48 citations
,
July 1993 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair growth is controlled by specific gene clusters and proteins, and cysteine affects hair gene expression in sheep.
September 2023 in “Russian Journal of Skin and Venereal Diseases” A rare scalp condition caused scarring hair loss in a woman, improved slightly with treatment.
February 2016 in “Aktuelle Dermatologie” Low-Level Laser Therapy significantly improves hair density in women with hormonally and age-related hair loss.
12 citations
,
July 1964 in “Archives of Dermatology” Selenium sulfide shampoo doesn't affect hair growth or rest phases.
217 citations
,
February 2009 in “The FASEB Journal” Gray hair is caused by hydrogen peroxide buildup, which damages hair color repair.
Thyroid problems can cause hair loss and change hair texture.
October 2025 in “Zenodo (CERN European Organization for Nuclear Research)” Focus on general hair care and lifestyle changes.
12 citations
,
October 2012 in “Dermatologic Clinics” Low-Level Laser Therapy and other light treatments for hair growth lack strong evidence and need more research.
January 1991 in “Acta Dermato Venereologica” A new method effectively visualizes keratin in hair without harsh chemicals.
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.
January 2018 in “대한미용학회지” White hair is denser and more hydrophobic than black hair.
9 citations
,
May 2013 in “JAMA Dermatology” Sunlight exposure improved a patient's skin condition, and there may be a link between a certain disease and skin growths; a leukemia treatment caused changes in hair color and growth.
6 citations
,
August 1985 in “Archives of dermatology” A lotion helped remove hair casts, which seem to come from a specific part of the hair follicle, and patients with hair casts can be grouped based on the cause.
March 2024 in “Chinese Chemical Letters” Tiny glowing gold particles can stop hair growth by blocking a specific cell signal.
January 2014 in “Journal of the Korean Society of Design Culture” The study confirmed that changes in hair structure in women with hair loss conditions matched what is taught in beauty college trichology courses.
5 citations
,
March 2016 in “CRC Press eBooks” Hirsutism treatments can slow new hair growth, but existing hair needs removal, and eflornithine helps reduce hair growth.
January 2010 in “Actas Dermo-Sifiliográficas” A woman was allergic to quinine in her anti-hair loss lotion.
33 citations
,
August 2018 in “Facial Plastic Surgery Clinics of North America” The document explains hair biology, the causes of hair loss, and reviews various hair loss treatments.
October 2025 in “Zenodo (CERN European Organization for Nuclear Research)” Focus on general hair care and lifestyle changes.
5 citations
,
September 2021 in “Clinical case reports” GLPLS is a rare skin condition with specific hair loss and skin symptoms.
May 2023 in “CRC Press eBooks” Liposomes can improve hair care and treat hair issues effectively.
Fructus Ligustri Lucidi water extract helps hair growth by promoting cell survival and activating specific pathways.
4 citations
,
July 2023 in “Analytical and Bioanalytical Chemistry”
1 citations
,
September 2021 in “The Journal of Dermatology” Japanese cases of fibrosing alopecia show a unique age and hair loss pattern, possibly due to racial differences.