1 citations
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April 2016 in “Journal of Investigative Dermatology” Zinc deficiency causes reversible hair loss by disrupting hair growth and stem cell function.
Hair loss is caused by hormonal changes that shorten hair growth phases and shrink hair follicles.
March 2023 in “Italian journal of dermatology and venereology” 18 citations
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October 1978 in “The journal of investigative dermatology/Journal of investigative dermatology” Excess vitamin A causes lasting gland changes in mouse hair follicles.
October 2022 in “Pediatric Dermatology” Most children with rapid hair loss had a known cause, with stress and illness being top triggers, and treatments showed similar improvement.
24 citations
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July 1987 in “Dermatologic Clinics” Systemic diseases can cause hair loss, which is often reversible with treatment.
14 citations
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January 2015 in “Genetics and molecular research” The transition from growth to regression in Cashmere goat hair follicles involves changes in expression of genes related to keratin and cell differentiation.
1 citations
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January 2014 Some drugs can cause temporary or permanent hair loss.
SLE patients experience hair loss similar to telogen effluvium, with hair damage and immune activity at hair follicles.
30 citations
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November 2012 in “Anais Brasileiros De Dermatologia” Diagnosing diffuse alopecia, a hair loss condition, can be challenging and may require a scalp biopsy or tracking the disease's progression when symptoms and skin tests aren't enough.
7 citations
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December 2010 in “대한의생명과학회지” Hair growth after depilation increases skin thickness, mast cell counts, and cell activity.
July 2023 in “Zenodo (CERN European Organization for Nuclear Research)” COVID-19 can cause temporary hair loss in some patients, affecting their quality of life.
October 2025 in “Diagnostics” Temporal triangular alopecia is a harmless, non-progressive hair loss condition.
September 2013 in “Canadian Medical Association Journal” Alopecia areata causes sudden hair loss, often resolves within a year, but can recur.
November 2020 in “bioRxiv (Cold Spring Harbor Laboratory)” Apoptotic cells may trigger cell death in hair follicles during their regression cycle.
Telogen effluvium is a hair loss condition that can be treated with medications like minoxidil.
1 citations
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October 2021 in “PubMed” A woman had temporary hair loss after scalp surgery, which is a rare but self-healing condition that surgeons should recognize to avoid wrong treatment.
January 2025 in “International Journal of Trichology” Loose anagen hair syndrome in children often resolves on its own.
October 2022 in “Amplla Editora eBooks” COVID-19 can cause temporary hair loss in some people.
23 citations
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July 1997 in “British Journal of Dermatology” The inner root sheath is vital for hair follicle stability during growth changes.
January 2026 in “Zenodo (CERN European Organization for Nuclear Research)” Chronic stress can cause hair loss, but relaxation and gentle care can help manage it.
January 2026 in “Zenodo (CERN European Organization for Nuclear Research)” Chronic stress can cause hair loss, but relaxation and gentle care can help manage it.
2 citations
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May 2022 in “The journal of immunology/The Journal of immunology” BST2 protein and certain T cells increase in early alopecia areata.
January 2025 in “Surgical & Cosmetic Dermatology” Temporal triangular alopecia causes permanent hair loss and can be managed with treatments like minoxidil or hair transplantation.
30 citations
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November 1996 in “Archives of Dermatology” UV rays can cause a type of hair loss known as telogen alopecia.
14 citations
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March 1995 in “Journal of cell science” SV40 T antigen in hair follicles causes abnormal hair and health issues in mice.
5 citations
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October 2013 in “Veterinary Clinics of North America: Equine Practice” Some horses lose hair without inflammation or itching due to various conditions, and while mainly a cosmetic issue, diagnosis requires examination and biopsies, and breeding is not advised if it's hereditary.
March 2020 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” The dermal sheath's contraction is crucial for hair follicle regression and stem cell relocation.
April 2021 in “Journal of Investigative Dermatology” Leontopodium alpinum extract may help reduce hair shedding by keeping hair in the growth phase longer.