8 citations
,
October 2014 in “Journal of analytical toxicology.” Chemical hair straightening significantly reduces detectable drug levels in hair.
16 citations
,
November 2003 in “Journal of the American Academy of Dermatology” Iron therapy cured the boy's hair color issue.
1 citations
,
June 2022 in “Tidsskrift for Den norske legeforening” A young boy's uncombable hair is due to a rare genetic condition that usually improves over time.
5 citations
,
October 1984 in “The BMJ” Up to 50% of scalp hair can be lost before it appears thin, and treatment is only needed for hair loss caused by diseases or deficiencies.
5 citations
,
January 2009 in “International Journal of Trichology” Two siblings had a rare hair condition with banded hair, which doesn't need treatment.
November 2013 in “Institutional Repositories DataBase (IRDB)” Gamma-ray exposure during hair rest phase harms hair growth and color in mice.
36 citations
,
November 2016 in “European journal of dermatology/EJD. European journal of dermatology” Some medications can cause rare hair color changes, and reporting these side effects is important for patient quality of life.
10 citations
,
July 2007 in “PubMed” Chemotherapy causes hair loss in cancer patients by affecting both growing and resting hair.
8 citations
,
September 2020 in “British Journal of Dermatology” Bald characters in films are often stereotyped as villains.
48 citations
,
September 2010 in “PubMed” Chemotherapy often causes hair loss, which is distressing for many, but usually reversible.
1 citations
,
January 2017 in “International Journal of Trichology” A new mutation caused a rare hair disorder in a Polish girl, not inherited from her family.
January 2025 in “Antioxidants” SHED-CM can reduce hair graying and protect against damage from X-rays.
March 2010 in “International Journal of Cosmetic Science” Disulfide bonds affect the melting behavior of hair's crystalline structure, but hair retains some stability even after these bonds are broken.
January 2005 in “Seibutsu Butsuri/Seibutsu butsuri” Chemical treatments damage hair more than UV exposure, making it thinner and less flexible.
September 2014 in “Springer eBooks” Aging causes hair to gray and thin, with the timing of graying varying by race, and factors like oxidative stress and genetics can lead to hair loss.
February 2013 in “Journal of the American Academy of Dermatology” Iron supplements may reverse premature hair graying caused by iron deficiency.
16 citations
,
June 2015 in “Seminars in Cutaneous Medicine and Surgery” Hair loss in people with darker skin has unique challenges and requires careful diagnosis and treatment.
63 citations
,
May 2000 in “Australasian Journal of Dermatology” Chemotherapy and bone marrow transplant can cause permanent hair loss.
4 citations
,
June 1980 in “American Journal of Clinical Nutrition” Malnutrition can change hair color due to altered copper and zinc levels.
15 citations
,
January 1989 in “European Journal of Cancer and Clinical Oncology”
research Hair
1 citations
,
April 2023 in “Elsevier eBooks” Hair analysis can detect drug use but is costly and interpretation is complex.
April 2024 in “Diagnostics” Most orthodontic patients with missing teeth also have hair disorders.
13 citations
,
January 2014 in “Postępy Dermatologii i Alergologii” Patchy alopecia areata can affect only pigmented hairs, leaving gray hairs untouched.
December 2025 in “GARI International Journal of Multidisciplinary Research” Ayurveda suggests natural remedies and lifestyle changes for managing premature hair greying.
23 citations
,
April 2002 in “Journal of the American Academy of Dermatology” Depigmented hair regrowth after alopecia areata can be permanent.
4 citations
,
January 2017 in “Annals of Dermatology” Frequent hairdryer use may worsen hair fragility in people with Pili Annulati.
2 citations
,
March 2019 in “Experimental Techniques in Urology & Nephrology” Heptaminol may cause hair lightening in hemodialysis patients.
2 citations
,
June 1980 in “International Journal of Dermatology” Scalp biopsies are important for diagnosing hair loss conditions.
13 citations
,
March 2020 in “Spectrochimica Acta Part A Molecular and Biomolecular Spectroscopy” Alopecic hair has more irregular structures and chemical changes than normal hair, reducing its strength.
2 citations
,
March 2017 in “Sultan Qaboos University medical journal” An infant had two different natural hair colors on the scalp with no health issues.