21 citations
,
August 1987 in “Archives of Dermatology” High-dose methotrexate can cause severe skin and nail issues.
21 citations
,
January 1945 in “Journal of Nutrition” Biotin deficiency in monkeys causes fur and skin issues, but 20 μg of biotin daily can prevent or cure it.
20 citations
,
September 2019 in “South African Journal of Botany” Teucrium polium extracts are non-toxic and effectively speed up wound healing.
19 citations
,
September 2009 in “PubMed” Green tea extract for hair loss may cause liver damage.
17 citations
,
January 2012 in “IOSR Journal of Environmental Science Toxicology and Food Technology” High doses of Tridax procumbens extract can be toxic, affecting liver and kidneys.
15 citations
,
January 2000 in “Japanese Heart Journal” A man developed heart problems after using a baldness treatment for 4 months, suggesting that people with heart issues should avoid this treatment.
14 citations
,
April 2021 in “Clinical, Cosmetic and Investigational Dermatology” COVID-19 may trigger sudden temporary hair loss.
14 citations
,
January 2015 in “Skin appendage disorders” Minoxidil treatment for hair loss can cause scalp allergy and severe hair loss.
13 citations
,
July 2019 in “Toxicology research” Ethanamizuril is safe for rats at 20 mg/kg feed, but higher doses cause hair loss, organ changes, and liver, kidney, and lung damage.
13 citations
,
February 2018 in “Plastic and Reconstructive Surgery” The study found that a specific signaling pathway helps skin wounds heal faster but may lead to larger scars.
13 citations
,
January 2016 in “Annals of Dermatology” Stress can slow hair growth by affecting certain cells and pathways.
13 citations
,
October 2013 in “Dermatologic Therapy” ATE is linked to FAA, and treatment depends on cause; minoxidil helps, finasteride may worsen.
12 citations
,
November 2022 in “Archives of Dermatological Research” COVID-19 can directly trigger certain skin conditions like pustular dermatoses due to an inflammatory response.
12 citations
,
March 2011 in “Journal of pathology” Oncogenic K-ras causes rapid cancerous changes in the mouth's lining.
12 citations
,
July 1979 in “International Journal of Dermatology” A patient with zinc depletion improved after zinc supplementation during parenteral nutrition.
9 citations
,
April 1977 in “Laboratory Animals” Rabbits need hay and low stress to prevent deadly hairball blockages.
8 citations
,
January 2015 in “International journal of trichology” A woman's total hair loss was linked to a Borrelia infection and was reversed with appropriate treatment.
7 citations
,
March 2019 in “Journal of The European Academy of Dermatology and Venereology” A man developed a skin reaction from metronidazole, which improved after stopping the drug and starting steroids.
7 citations
,
March 2013 in “Annals of Hematology” Ganoderma lucidum can cause severe skin reactions and hair loss.
7 citations
,
May 2008 in “PubMed” Dutasteride is more effective than finasteride in reducing urinary retention and surgery risks in people aged 65 and older.
7 citations
,
September 1999 in “PubMed” Eating grouper fish liver can cause vitamin A poisoning with severe symptoms.
6 citations
,
September 1995 in “The American Journal of Cosmetic Surgery” The new technique PÂTÉ improved the amount of scalp tissue removed in surgeries.
5 citations
,
August 2025 in “Journal of Radiation Research” Understanding skin reactions to radiation has improved, helping to reduce injuries and prevent skin cancer.
5 citations
,
October 2022 in “Cureus” Older, obese people with many COVID-19 symptoms are more likely to suffer from severe long-term COVID-19 effects.
5 citations
,
January 2006 in “Journal of obstetrics and gynaecology” Metformin can cause hair loss in some women with PCOS.
5 citations
,
March 2001 in “Journal of Clinical Gastroenterology”
3 citations
,
April 2021 in “Revista da Sociedade Portuguesa de Dermatologia e Venereologia” Some people who got COVID-19 experienced temporary hair loss starting around 10 weeks after infection, with many seeing improvement within about 25 days.
2 citations
,
July 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” COVID-19 causes more taste, smell, hair, memory, and concentration issues than other respiratory infections.
2 citations
,
May 2022 in “Cutis” Taking too much Albendazole can cause hair loss and other serious side effects.
2 citations
,
September 2021 in “Cutis” Eating shiitake mushrooms caused a man to develop a rash similar to a skin condition known as AGEP.