12 citations
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January 1984 in “Anesthesia & Analgesia” Anesthesia and surgery can cause temporary hair loss, but hair usually grows back without treatment.
139 citations
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November 2015 in “Journal of Advanced Research” Vitamin D is important for skin health and may affect conditions like psoriasis and hair loss, but more research is needed to understand its role fully.
100 citations
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February 2019 in “Journal of The American Academy of Dermatology” People with alopecia areata often have other health issues like skin diseases, metabolic syndrome, stomach infections, lupus, anemia, thyroid problems, mental health issues, vitamin D deficiency, and hearing and eye problems.
73 citations
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May 1976 in “JAMA” Long-term parenteral nutrition without zinc can cause severe zinc deficiency.
36 citations
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March 2019 in “European Journal of Human Genetics” The research found genetic differences in identical twins that could explain why one twin has a disease while the other does not.