September 2022 in “JAAD Case Reports” COVID-19 may worsen hair loss in people with a certain type of scarring alopecia, but early treatment can help improve symptoms and hair regrowth.
21 citations
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August 2024 in “Journal of Clinical Medicine” Proper nutrition can help balance the immune system and reduce allergies.
10 citations
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January 2023 in “SAGE Open Medical Case Reports” COVID-19 infection and vaccination may trigger hair loss and rapid hair whitening.
10 citations
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July 2018 in “Our Dermatology Online” Some vitamins and minerals are important for preventing hair loss, but treating hair loss with them without a known deficiency is not proven effective.
3 citations
,
April 2023 in “Veterinary sciences” Researchers found genes that may explain why some pigs grow winter hair, which could help breed cold-resistant pigs.
January 2026 in “Immunological Reviews” Females generally have stronger immune responses than males due to the X chromosome.
October 2025 in “Journal of Investigative Dermatology” Iron balance is crucial for skin health, affecting conditions like psoriasis and hair loss.
August 2023 in “Tzu Chi Medical Journal” Iron deficiency is the main cause of hair loss in women, and iron supplements started within 6 months can improve hair health.
1 citations
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May 2023 in “European Journal of Human Genetics” Rare ULBP3 gene changes may raise the risk of Alopecia areata, a certain FAS gene deletion could cause a dysfunctional protein in an immune disorder, and having one copy of a specific genetic deletion is okay, but two copies cause sickle cell disease.
2 citations
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June 2020 in “Research Square (Research Square)” A prostate cancer drug can lower the levels of a protein that the coronavirus uses to enter lung cells.
1 citations
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January 2021 in “Research Square (Research Square)” Enzalutamide, a prostate cancer drug, may help prevent COVID-19 by blocking the virus from entering lung cells.
January 2026 in “Journal of Contemporary Medicine” Vitamin D may help prevent or reduce hair loss after COVID-19.
Finasteride may help reduce COVID-19 infection by altering a key gene.
9 citations
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November 2007 in “Blood” TMPRSS6 is crucial for controlling hepcidin and normal iron absorption.
224 citations
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February 2013 in “The Journal of clinical investigation/The journal of clinical investigation” ERG increases SOX9, promoting prostate cancer growth and invasion.
12 citations
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August 2020 in “Annals of Oncology” Androgen deprivation therapy might be better for preventing COVID-19 than treating it.
7 citations
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December 2020 in “Endocrine-related Cancer” The over-the-counter supplement DHEA could make COVID-19 worse, especially in diabetics and people with G6PD deficiency.
2 citations
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October 2020 in “Annals of Oncology” Androgen deprivation therapy might help prevent severe COVID-19, but more research is needed.
2 citations
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October 2020 in “Annals of Oncology” Men may be more vulnerable to severe COVID-19 due to genetic and hormonal factors, but more research is needed.
1 citations
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June 2020 in “Dermatologic Therapy” COVID-19 can cause various skin issues, including rashes and 'COVID toes', and may worsen autoimmune diseases or affect men with baldness more severely.
Sex hormones may affect COVID-19 severity and outcomes.
Antiandrogens might help prevent or treat COVID-19 by blocking the virus's entry into cells.
April 2022 in “Brazilian Medical Students” People with androgenetic alopecia may have a higher risk of severe COVID-19.
November 2021 in “Research Outreach” Low testosterone levels may lead to more severe COVID-19 outcomes.
January 2023 in “Health Sciences” Androgens may worsen COVID-19 severity in men.
Matriptase-2 helps control iron levels by suppressing hepcidin, and its deficiency can cause iron-deficiency anemia.
3 citations
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April 2021 in “bioRxiv (Cold Spring Harbor Laboratory)” New compounds effective against SARS-CoV-2 variants were identified using a rapid testing method with human lung cells.
May 2005 in “Molecular Carcinogenesis” mrp/plf-mRNA can indicate tumor-promoting effects in skin.
3 citations
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May 2025 in “Cell Death and Disease” Targeting METTL1 may help slow papillary thyroid cancer growth and spread.