8 citations,
February 2005 in “British Journal of Haematology” Chemotherapy caused the patient's hair to have alternating thick and thin segments.
The document concludes that hair loss in women is complex, often linked to aging, health conditions, and nutritional deficiencies, and emotional impacts should not be underestimated.
8 citations,
May 2021 in “Journal of the European Academy of Dermatology and Venereology” A COVID-19 patient had unusual nail discoloration and nail separation possibly due to the virus's effects on small blood vessels.
10 citations,
June 2021 in “BioMed Research International” Some recovered COVID-19 patients experience skin, hair, and nail issues, suggesting they need follow-up care.
23 citations,
January 2020 in “Central-European Journal of Immunology/Central European Journal of Immunology” Alopecia areata, a type of hair loss, is likely an autoimmune disease with a genetic link, but its exact cause is still unknown.