62 citations
,
December 1941 in “Experimental biology and medicine” Eating phenylthiocarbamide made all the rats' hair go gray, but some returned to their original color after stopping.
17 citations
,
January 2015 in “Pharmacognosy Research” A herbal mix, especially with Jatamansi, effectively darkens gray hair.
11 citations
,
July 2008 in “International Journal of Dermatology” Greying hairs may be protected from alopecia areata.
9 citations
,
July 1982 in “International Journal of Dermatology” A 31-year-old man's hair turned white suddenly, likely due to alopecia areata.
7 citations
,
December 1956 in “Science”
6 citations
,
March 2020 in “Anais brasileiros de dermatologia/Anais Brasileiros de Dermatologia” Most people in Turkey start getting gray hair around 33 years old, with factors like age, education, hair loss, skin type, family history, and anxiety playing a role.
1 citations
,
December 1956 in “Science” Gray hair affects hair's movement and appearance, making it less bouncy and more wavy.
January 2006 in “Yearbook of Dermatology and Dermatologic Surgery” Hair graying is caused by the loss of pigment cells due to poor maintenance of stem cells in the hair follicle.
3 citations
,
October 2021 in “Postepy Dermatologii I Alergologii” Checking the chin, thighs, upper lip, or lower abdomen is enough to predict hirsutism.
105 citations
,
April 2005 in “Cell” Hair graying happens because certain cells aren't maintained properly.
67 citations
,
August 2013 in “International Journal of Cosmetic Science” Hair greying is caused by oxidative stress damaging hair follicles and melanocytes.
47 citations
,
January 2013 in “Indian Journal of Dermatology, Venereology and Leprology” Premature graying of hair may suggest health issues and currently lacks effective treatments.
46 citations
,
April 2014 in “PLOS ONE” Gray hair may be caused by lower antioxidant activity in hair cells.
37 citations
,
August 2020 in “BMC Genomics” Hair greying is mainly influenced by age, with genetics playing a smaller role.
37 citations
,
October 2014 in “Maturitas” Men's hair loss is caused by hormones and genes, and can be treated with medication and surgery, while graying is due to aging and has no prevention except dyeing.
36 citations
,
September 2011 in “British Journal of Dermatology” White hair grows thicker and faster than black hair due to higher activity of growth-related genes and proteins.
35 citations
,
January 2013 in “International Journal of Trichology” Kids with early graying hair often have low levels of calcium, ferritin, and vitamin D3.
33 citations
,
January 2004 in “Photochemistry and Photobiology” Superoxide dismutase (SOD) can prevent hair graying in mice.
30 citations
,
April 2013 in “Journal of Investigative Dermatology” Radiation mainly affects keratinocyte stem cells, not melanocyte stem cells, causing hair to gray.
26 citations
,
January 2018 in “Annals of dermatology/Annals of Dermatology” Hair graying may be caused by stem cell depletion from stress or melanocyte damage.
26 citations
,
October 2011 in “Biological trace element research” Low copper levels might cause premature graying of hair.
21 citations
,
December 2023 in “Journal of Investigative Dermatology” Hair graying is caused by damage and cell depletion but might be temporarily reversible with drugs and hormones.
17 citations
,
June 2012 in “The Anatolian journal of cardiology” Premature hair graying may be a sign of increased risk for heart disease, indicating biological age is more important than actual age.
16 citations
,
January 2018 in “International journal of trichology” Genetics and nutritional deficiencies are key factors in premature graying of hair.
15 citations
,
August 2014 in “Journal of dermatological science” Pueraria thunbergiana extract may help prevent hair from turning gray.
14 citations
,
October 2020 in “Scientific reports” Hair greying is linked to reduced ATM protein in hair cells, which protects against stress and damage.
14 citations
,
April 2007 in “Journal of aging and health” Balding men had lower bone density, while balding women had higher hip bone density.
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.
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.