4 citations,
June 2016 in “PubMed” Repeated dyeing and shampooing cause hair color loss and damage.
16 citations,
August 2000 in “Il Farmaco” Men have more tryptophan in their hair than women, and it increases with age and is higher in darker and grey or white hair.
5 citations,
January 2015 in “Skin appendage disorders” Colored hair-thickening fibers can help hide hair loss in some people with Epidermolysis Bullosa but may cause scalp irritation.
210 citations,
July 1993 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair color production in mice is closely linked to the hair growth phase and may also influence hair growth itself.
21 citations,
November 2011 in “Veterinary Pathology” Mouse skin color ranges from pink to black, depending on their hair growth cycle.
17 citations,
April 2016 in “Journal of Investigative Dermatology” KB2115 (eprotirome) can safely extend the hair growth phase without damaging cells or changing hair color.
16 citations,
November 2015 in “Photochemistry and photobiology” Reducing copper (II) ion levels in hair can decrease hair damage.
13 citations,
September 2017 in “Oncotarget” A certain signaling pathway in mice, when increased, causes hair to gray by depleting the cells that give hair its color.
Hair can naturally regain color after greying, and this change may be linked to stress levels.
Hair can naturally regain color, and stress might influence greying and its reversal.
May 2021 in “GSC Advanced Research and Reviews” Hair color is influenced by genetics and can indicate certain health conditions.
109 citations,
July 1993 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair color production is closely linked to the active growth phase of hair in mice and may also influence hair growth itself.
5 citations,
November 2015 in “International Journal of Radiation Biology” Gamma-ray exposure can cause long-lasting damage to hair follicles, affecting hair structure and color.
1 citations,
January 2020 in “Research Square (Research Square)” Inherited color dilution in Rex rabbits is linked to DNA methylation changes in hair follicles.
18 citations,
January 2020 in “Ecology and evolution” Genes related to pigmentation, body rhythms, and behavior change during hares' seasonal coat color transition, with a common genetic mechanism in two hare species.
October 2017 in “Journal of Investigative Dermatology” The new scalp treatment preserves hair color, reduces hair loss, and maintains hair strength.
4 citations,
January 2016 in “Annals of dermatology/Annals of Dermatology” Iron supplements can restore normal hair color in cases of premature graying linked to iron deficiency.
3 citations,
May 2010 in “Archives of dermatology” Herpes zoster infection can cause permanent hair color change in the affected area.
9 citations,
June 1959 in “Archives of dermatology” Hair can darken after inflammation and then return to its original color.
December 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” The study found markers indicating that cells responsible for hair color are differentiating in specific areas of the hair follicle.
2 citations,
September 2020 in “International journal of radiology & radiation therapy” Radiotherapy can cause rare changes in hair color, which should be discussed with patients.
1 citations,
September 2018 in “International journal of research - granthaalayah” Human hair medulla doesn't break down hydrogen peroxide, which may affect hair color formation.
1 citations,
March 2019 in “Actas Dermo-Sifiliográficas” New cancer treatments are less harmful to hair but can still cause hair loss, color, shape, and growth changes.
1 citations,
October 2013 in “BMJ” A man's sudden hair loss and color change to white was diagnosed as alopecia areata and it improved on its own after six months.
17 citations,
January 2015 in “Dermatology online journal” A patient's grey hair regained color during treatment with adalimumab.
47 citations,
July 1967 in “Science” Not eating enough protein can cause hair roots to shrink and lose color, and hair to become thinner.
8 citations,
January 2018 in “European journal of dermatology/EJD. European journal of dermatology” The girl's regrown brown hair had less of certain pigments than her original black hair.
December 2005 in “Journal of Investigative Dermatology Symposium Proceedings” The 2004 hair research meeting presented new findings on hair cell differentiation, genetic factors in hair loss, hair pigmentation, and potential targeted therapies.
August 2006 in “Experimental dermatology” Human scalp hair follicles can produce and respond to several hormones, affecting hair growth and pigmentation.
10 citations,
January 2012 in “Journal of biomedical optics” Melanin density affects hair color, and this method can help in cosmetic assessments and diagnosing hair diseases.