January 2012 in “International Journal of Trichology” Two siblings have a rare genetic condition causing curly, coarse hair.
January 2022 in “SSRN Electronic Journal” Mouse hair follicles age, causing more white hairs due to fewer pigment stem cells.
16 citations
,
January 2018 in “International journal of trichology” Genetics and nutritional deficiencies are key factors in premature graying of hair.
January 2024 in “Uttar Pradesh journal of zoology” Chemical treatments severely damage hair cuticles, especially in previously treated hair.
September 2017 in “Pediatric Dermatology” A 14-year-old boy was diagnosed with a rare hair condition that may lead to hair thinning and has no known effective treatments.
September 2021 in “CRC Press eBooks” Traumatic alopecia causes hair loss from pulling or rubbing, leading to broken hairs and changes in the scalp.
2 citations
,
November 2022 in “Journal of Biochemistry and Molecular Biology” Aging changes hair stem cells and their environment, leading to gray hair and hair thinning, but understanding these changes could help develop treatments for hair regeneration.
1 citations
,
February 2003 UV radiation causes significant protein loss and color changes in hair, especially blond hair.
7 citations
,
March 2005 in “International Journal of Cosmetic Science” Menopause reduces hair quality, but hormone therapy can help improve it.
8 citations
,
February 2022 in “International Journal of Dermatology” Lipids are crucial for healthy hair, protecting it from damage and breakage.
May 2025 in “International Journal of Trichology” Hair Heat Disease is caused by wet, oily hair and friction in hot, humid conditions.
10 citations
,
May 2021 in “Clinical, cosmetic and investigational dermatology” UV exposure causes hair thinning, graying, and changes in hair growth cycles in mice.
4 citations
,
August 2014 in “Journal of molecular structure” Chemical treatments on bleached black hair change its internal structure by breaking and reforming bonds, and treatments with hydrolyzed eggwhite protein help repair it.
7 citations
,
May 1988 in “International Journal of Dermatology” The patient's hair has unique structural differences with alternating bright and dark bands.
June 2023 in “British Journal of Dermatology” A person with Werner syndrome was initially thought to just have female pattern hair loss.
27 citations
,
May 2016 in “Dermatologic Surgery” Male faces age with more wrinkles and hair loss, influenced by both body changes and environmental factors.
December 2025 in “JEADV Clinical Practice” A woman with hair loss condition experienced rare hair color return, suggesting it might help diagnose the condition.
April 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” Damaged hair follicle stem cells may leave the skin to help maintain youthfulness.
13 citations
,
May 2022 in “Cell discovery” The study found new details about human hair growth and suggests that preventing a specific biological pathway could potentially treat hair graying.
15 citations
,
June 1993 in “Archives of Dermatology” A 22-year-old's gray hair partially turned back to its original color without known causes.
69 citations
,
April 2005 in “Forensic Science International” Degraded hair shafts resist contamination and can be easily cleaned.
3 citations
,
July 2023 in “Frontiers in Aging” Hair follicle stem cells change states with age, affecting hair growth and aging.
January 2022 in “Clinical Cases in Dermatology” A 47-year-old man was diagnosed with a specific type of hair loss and advised to use certain medications and avoid hair transplants.
Dark hair with a red beard likely evolved for camouflage, not attraction.
3 citations
,
August 2023 in “Journal of the American Academy of Dermatology” Effective hair loss counseling requires understanding individual experiences, clear communication, and shared decision-making.
4 citations
,
January 2007 in “Sen'i Gakkaishi” Permed hair degrades faster and shows more damage after protease treatment compared to untreated hair.
6 citations
,
January 2005 in “Han-guk hyeonmigyeong hakoeji/Applied microscopy” The 16th-century mummy's hair was well-preserved due to a calcium surface coat.
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.
May 2014 in “JAMA Dermatology” Mother and son diagnosed with a rare genetic hair loss condition with no effective treatment.
November 2017 in “Koubunshi rombunshuu/Kōbunshi ronbunshū” Hematin in shampoo helps repair and straighten damaged hair.