20 citations
,
March 1994 in “Clinical and Experimental Dermatology” Too much topical minoxidil can cause excessive hair growth, but stopping treatment reverses it.
3 citations
,
May 2020 in “JAAD Case Reports” Two patients with psoriasis grew extra hair after using certain psoriasis medications.
1 citations
,
January 2023 in “Indian Journal of Dermatology/Indian journal of dermatology” 5% minoxidil can significantly increase hair growth in TRPS patients.
March 2026 in “International Journal of Dermatology” Children can develop excessive hair growth from indirect contact with minoxidil, but it usually reverses after stopping exposure.
July 2015 in “Actas Dermo-Sifiliográficas” A woman experienced excessive hair growth after using a hair loss treatment with minoxidil.
6 citations
,
June 1993 in “Veterinary Dermatology” A female Rottweiler had a rare genetic condition causing mostly hairless skin.
53 citations
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August 2015 in “The Italian Journal of Pediatrics/Italian journal of pediatrics” Excessive body hair can signal complex health issues.
A 16-year-old girl with gum overgrowth and excessive hair growth had successful gum surgery and healed well.
5 citations
,
November 1979 in “PubMed” A hereditary condition causes hair loss and twisted hair in some family members.
10 citations
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February 2016 in “Anais Brasileiros de Dermatologia” Topical minoxidil can cause excessive hair growth in children, so use it carefully.
3 citations
,
February 2013 in “Actas dermo-sifiliográficas/Actas dermo-sifiliográficas” A 6-year-old boy developed excessive hair growth after taking diazoxide for low blood sugar.
2 citations
,
March 2016 in “Serbian Journal of Dermatology and Venerology” A six-year-old boy with excessive hair growth and other symptoms may have a genetic link on chromosome 17q, requiring regular medical follow-ups.
1 citations
,
January 2013 in “Indian journal of dermatology, venereology, and leprology” A girl inherited excessive body hair from her mother and grandmother.
April 2017 in “The journal of investigative dermatology/Journal of investigative dermatology” A girl with excessive hair growth had a genetic change on chromosome 17 that reduced the activity of two genes linked to hair growth.
44 citations
,
April 2013 in “Proceedings of the National Academy of Sciences of the United States of America” FGF13 gene changes cause excessive hair growth in a rare condition.
February 2026 in “Cureus” Ciclosporin can cause excessive hair growth even with testosterone blockers.
1 citations
,
April 2018 in “Turkish Journal of Dermatology” Childhood hypertrichosis is excessive hair growth not linked to hormones, with types based on location and origin.
March 2024 in “Residência Pediátrica” An infant developed excessive hair growth after a bone marrow transplant and cyclosporine treatment.
July 2024 in “Journal Archives of Health” Woolly hair is a rare genetic condition with no effective treatments.
5 citations
,
March 2009 in “Pediatric Dermatology” The study found that pili bifurcati causes hair to intermittently split into two branches, each with its own outer layer.
June 2016 in “Afro-Egyptian Journal of Infectious and Endemic Diseases” Most patients on this hepatitis C treatment experienced skin issues, especially hair loss.
3 citations
,
August 2025 in “Cell” Fibroblast bioelectric signaling can promote hair growth and may help treat hair loss.
5 citations
,
June 2014 in “Pediatric dermatology” A baby girl grew extra hair from contact with her grandfather's hair medicine, but it went away after stopping exposure.
17 citations
,
October 2013 in “F1000Research” A 2-year-old boy grew excessive hair after using minoxidil for hair loss, but it improved when the treatment stopped.
23 citations
,
July 2016 in “JAMA Ophthalmology” CDH3-related disease causes worsening eye and hair issues.
4 citations
,
March 2011 in “European Journal of Dermatology” Trauma can cause fat inflammation and abnormal hair growth.
A 5-year-old boy grew too much hair after using minoxidil, but it went away after stopping the treatment.
January 2016 in “Dermatology Review” Endocrine disorders can cause various skin and hair issues.
March 1997 in “The Lancet” Hirsutism is abnormal male-pattern hair growth in females due to excess androgens.
10 citations
,
July 2001 in “PubMed” A new type of pachyonychia congenita may exist, caused by a different keratin mutation.