October 2025 in “International Journal of Cosmetic Science” Shiny, straight hair is seen as more youthful, healthy, and attractive.
4 citations
,
March 2024 in “Journal of Investigative Dermatology” SPRY1 deficiency in skin cells causes stem cells to move to the skin surface, leading to increased pigmentation.
1 citations
,
October 2020 in “Journal of Cosmetic Dermatology” Low iron levels are linked to premature graying of hair, but vitamin D levels are not.
May 2021 in “The journal of investigative dermatology/Journal of investigative dermatology” Nicastrin deficiency may cause skin cell damage and pigmentation disorders in humans, similar to effects seen in fish.
January 2006 in “东华大学学报:英文版” Microwave plasma treatment improves yak hair dyeing.
9 citations
,
January 1989 in “Journal of Small Animal Practice” Abyssinian cats can have a hair abnormality that makes their coat look rough and dull.
December 2025 in “Journal of Ayurveda and Integrated Medical Sciences” Modern lifestyle factors like stress and pollution cause premature greying of hair.
48 citations
,
September 2009 in “Dermato-endocrinology” Anorexia nervosa can cause skin problems, which may help with early diagnosis and usually improve with treatment.
4 citations
,
October 2019 in “Skin Appendage Disorders” Gefitinib can cause hair and eyebrow darkening.
18 citations
,
March 2009 in “Skin pharmacology and physiology” Sunlight damages hair, causing cuticle loss, protein changes, and discoloration.
7 citations
,
June 2019 in “Coloration Technology” Translucent keratin films are better for testing hair dyes.
12 citations
,
December 2002 in “Archives of Dermatology” Sweet syndrome can be the only sign of hairy cell leukemia relapse.
19 citations
,
August 1972 in “PubMed” The patient had a severe allergic reaction to gold treatment.
126 citations
,
November 1987 in “The Journal of Pediatrics” Selenium deficiency can cause skin and hair color loss, muscle weakness, and blood cell changes, but these improve with selenium supplements.
Skin ages and changes due to sun, wind, and aging, causing dryness, thinning, and hair loss.
May 2024 in “British journal of dermatology/British journal of dermatology, Supplement” CYLD deficiency in skin tumors disrupts hair follicle cell processes and protein secretion.
3 citations
,
May 2022 in “Indian Journal of Dermatology” Low ferritin and high Anti TPO levels are linked to early hair greying.
April 2023 in “Journal of Investigative Dermatology” New method measures skin cell turnover quickly and effectively, showing turnover slows with age and responds more to treatments in older skin.
1 citations
,
June 2020 in “IP Indian journal of clinical and experimental dermatology” Yellow dots were the most common sign of alopecia areata found using trichoscopy.
November 2023 in “Journal of the American Academy of Dermatology” Skin of color can spontaneously repigment after a phenol-croton oil chemical peel.
July 2022 in “American Journal of Kidney Diseases” Cultural awareness in healthcare improves patient care and relationships.
7 citations
,
May 1978 in “Acta Dermato Venereologica” A 36-year-old man had unusual skin lesions on his face without hair loss.
November 2024 in “Jurnal Biomedika dan Kesehatan” Premature graying in young children can affect self-esteem, and addressing underlying health issues may reverse it.
April 2024 in “Journal of cosmetic dermatology” Aging changes the red part of lips, affecting life quality and sparking cosmetic interest.
Gray hair affects hair's movement and appearance, making it less bouncy and more wavy.
January 2018 in “대한미용학회지” White hair is denser and more hydrophobic than black hair.
9 citations
,
November 2015 in “JAMA dermatology” A 91-year-old woman's hair turned black in one spot, with skin changes underneath.
June 2025 in “British Journal of Dermatology” Segmented hair color changes can indicate active alopecia areata.
1 citations
,
April 2008 in “Pigment Cell & Melanoma Research” Foxn1 is essential for hair pigmentation by directing pigment transfer to hair cells.
February 2026 in “Cosmetics” Perifollicular elastolysis is poorly understood, with limited treatment options and inconsistent results.