March 2012 in “Journal of The American Academy of Dermatology” Hair casts are often mistaken for head lice, scalp pain in hair loss is linked to certain nerve factors, eyelash growth treatment is safe and effective, and nail shedding in children may follow hand-foot-mouth disease.
February 2010 in “Journal of The American Academy of Dermatology” Low-level laser therapy increased hair growth compared to no treatment.
February 2010 in “Journal of The American Academy of Dermatology” Social or cultural norms, not hair type, more likely influence how often people wash their hair.
April 2025 in “Revista Digital de Postgrado” Severe malnutrition in young children causes various skin and nail issues, mainly pigmentation changes and extreme thinness.
7 citations
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January 2014 in “Case reports in pediatrics” A baby's toe was severely damaged by a hair tourniquet, leading to bone and tendon damage, but improved after surgery and treatment.
April 2023 in “Asian Medical Journal and Alternative Medicine” 2% minoxidil speeds up nail growth more than 5% minoxidil and is safe.
January 2026 in “Journal of Clinical and Investigative Dermatology” A father and son in Yemen have a genetic condition causing hair loss and nail problems.
11 citations
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October 1980 in “Archives of Dermatology” Beau's lines and hair loss in a patient were linked to severe stress on the body.
1 citations
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May 2023 in “Journal of the European Academy of Dermatology and Venereology” Minoxidil and vitamin E may help improve nail growth and health.
October 2020 in “Tierärztliche Praxis. Ausgabe Grosstiere, Nutztiere” Cows moving from tie-stalls to free-stalls had fewer leg injuries but more stress and heel horn erosions.
4 citations
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March 2021 in “Experimental dermatology” Minoxidil increases nail growth more than biotin.
10 citations
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July 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” Human nails and hair follicles have similar gene activity, especially in the cells that contribute to their growth and development.
11 citations
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August 1986 in “Archives of Dermatology” Vitamin B12 deficiency can cause skin and hair color changes, which can be reversed with treatment.
2 citations
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March 2018 in “The Journal of Dermatology” The "color-transition sign" helps tell apart alopecia areata incognita from telogen effluvium by looking at hair color changes.
1 citations
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August 2023 in “Journal of cosmetic dermatology (Print)” Too much selenium can cause hair loss and nail problems.
17 citations
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January 2015 in “International Journal of Trichology” Frontal fibrosing alopecia may affect nails and could be a type of lichen planus, treatable with certain medications.
1 citations
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January 2013 in “International Journal of Physical and Social Sciences” Hair and nails can show long-term changes in lead and calcium levels.
March 2014 in “Journal of The American Academy of Dermatology” Reflectance confocal microscopy can noninvasively diagnose onychomatricoma by showing unique features different from healthy nails or nail fungus.
September 2009 in “Medical and surgical dermatology/Medical & surgical dermatology” 29 citations
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August 2011 in “PubMed” Hair and nail proteins, mainly keratins, are crucial for structure and can indicate health issues.
January 2017 in “프로그램북(구 초록집)” Iron deficiency anemia can cause hair breakage.
141 citations
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January 1984 in “Journal of The American Academy of Dermatology” Pregnancy can cause skin darkening, varicose veins, more sweating, hair growth, hair loss after birth, nail changes, and gum inflammation.
23 citations
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February 1993 in “Journal of Investigative Dermatology”
February 2023 in “Journal of vaccines and immunology” Alopecia areata causes sudden hair loss, often on the scalp, and can be severe, especially with early onset or related health issues.
January 1939 in “Münchener medizinische Wochenschrift”
45 citations
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March 2003 in “Pediatrics” Baby's toe injury linked to mom's hair loss; check baby's toes and be careful with fruit gel snacks.
16 citations
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February 2008 in “PubMed” Vitamin B12 deficiency can cause skin darkening and white hair, but it's reversible.
May 2018 in “European Journal of Dermatology” Adjusting the medication tacrolimus resolved a boy's red nail beds after a stem cell transplant.
42 citations
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October 2009 in “The journal of investigative dermatology/Journal of investigative dermatology” Mutations in the KRT85 gene cause hair and nail problems.
22 citations
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October 2007 in “Journal of Investigative Dermatology” Stem cells in mouse nails are found in the nail matrix and may control nail growth.