2 citations
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August 2022 in “Cutis” COVID-19 vaccination may cause temporary nail changes, but they're not serious.
6 citations
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February 2014 in “Human & experimental toxicology” Testosterone injections can cause skin darkening and thickening.
38 citations
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February 2002 in “British journal of dermatology/British journal of dermatology, Supplement” Two patients with porphyria cutanea tarda experienced their grey hair turning dark again.
1 citations
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August 2018 in “Dermatologic Surgery”
November 2024 in “Rheumatology Advances in Practice” Monitor for early signs of azathioprine toxicity and check blood counts regularly.
May 2024 in “Indian Journal of Dermatology” The woman has a rare skin condition called follicular Dowling-Degos disease, which has limited treatment options.
30 citations
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August 2005 in “British journal of dermatology/British journal of dermatology, Supplement” A specific gene mutation causes hair loss and potential eye issues, even if vision seems normal.
17 citations
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May 2019 in “Molecules” These temporary hair dyes may be harmful to human health.
2 citations
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November 2022 in “IP Indian journal of clinical and experimental dermatology” Dermoscopic and histopathological features combined can help diagnose Pityriasis versicolor.
October 2019 in “Postgraduate Medical Journal” Pellagrous dermatitis, caused by niacin deficiency, can be cured with vitamin supplements.
74 citations
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July 1995 in “PubMed” Lowering homocyst(e)ine levels can reverse skin and hair lightening by restoring enzyme activity needed for pigmentation.
98 citations
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November 2002 in “Contact Dermatitis” Many people had severe allergic reactions to a common hair dye ingredient, causing them to seek medical care and miss work.
3 citations
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May 2010 in “Archives of dermatology” Herpes zoster infection can cause permanent hair color change in the affected area.
February 2019 in “Yeni Üroloji Dergisi” Premature hair whitening or loss may indicate a risk for erectile dysfunction.
September 2018 in “CRC Press eBooks” Hair and nail disorders can cause changes in scalp pigmentation, especially with sun exposure and alopecia.
January 1990 in “Springer eBooks” Some chemicals can permanently or temporarily remove color from skin and hair, which can be distressing and is not well-regulated in cosmetics.
13 citations
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October 2015 in “Journal of the European Academy of Dermatology and Venereology” The document concludes that early recognition and appropriate treatment of red scalp, red ear, and red scrotum syndromes can lead to remission.
8 citations
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September 2004 in “Contact dermatitis” Avoiding dyed wigs and clothing improved severe allergic reactions in a woman treated with diphencyprone.
1 citations
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August 2021 in “Pediatrics in review” A 10-year-old girl had genital pain from a small, red, crusty mass on her labia.
20 citations
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December 2006 in “Archives of dermatology”
October 2025 in “Pediatric Dermatology” A 16-year-old boy's facial condition improved with doxycycline, suggesting an immune response to hair follicle damage.
July 1974 in “Archives of Dermatology” Ultraviolet light treatment with trioxsalen was ineffective for vitiligo in the cases described.
August 2023 in “Dermatology Reports” Minoxidil, a common hair treatment, may cause hair to turn grey or change color, especially with long-term use or if you have a family history of grey hair.
432 citations
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April 2014 in “Nature communications” A mother's diet at conception can cause lasting genetic changes in her child.
210 citations
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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.
143 citations
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April 2018 in “Electronic physician” More research is needed to confirm safflower's traditional medicinal uses.
136 citations
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May 2016 in “Phytotherapy Research” Turmeric may have benefits for skin health, but more research is needed to confirm its effectiveness.
109 citations
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May 2011 in “Dermatologic Therapy” Alopecia areata is a type of hair loss that can lead to complete baldness, often associated with other autoimmune conditions, and half of the cases may see hair return within a year.
109 citations
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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.
108 citations
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March 2011 in “Archives of Dermatology” Corkscrew hair may be a new sign for quickly diagnosing scalp fungus in black children.