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January 2016 in “Biological & Pharmaceutical Bulletin” Sargassum muticum extract and its component apo-9'-fucoxanthinone may help hair growth and treat hair loss.
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August 2021 in “European journal of medical research” Microbial biofilms may cause red scrotum syndrome.
October 2024 in “JURNAL ILMU KEFARMASIAN INDONESIA” The extracts may help hair growth.
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February 2013 in “PubMed” An 11-year-old girl's hair loss was caused by a Cladosporium fungal infection, which was cured with itraconazole treatment.
October 2025 in “Quantum Journal of Medical and Health Sciences” Tridax procumbens is a plant with many health benefits, including healing, protecting the liver, fighting infections, and promoting hair growth.
January 2024 in “Revista del Centro Dermatológico Pascua” Avoiding damage and using specific shampoo and supplements improved the hair condition.
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August 2008 in “Clinics in Dermatology” Treating psoriasis on the scalp, nails, and skin folds is challenging, often requiring systemic treatments for severe cases, with some success in topical and biologic treatments.
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April 2016 in “Journal of the American Academy of Dermatology” 
January 2025 in “Journal of the European Academy of Dermatology and Venereology” Trichophyton mentagrophytes genotype VII is a sexually transmitted fungus causing skin issues, mainly among men who have sex with men in Europe, and requires quick treatment.
March 2000 in “Current Problems in Dermatology” 1 citations
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June 2018 in “Journal of General-Procedural Dermatology & Venereology Indonesia” Skin debridement and antifungals successfully treated severe scalp infection without scarring.
March 2023 in “Scientific reports” Hair growth-related cells need the enzyme SCD1 to help maintain the area that supports hair growth.
December 2025 in “Medical & Clinical Case Reports Journal” Corynebacterium minutissimum might cause hair loss on the scalp, but it's rarely diagnosed.
20 citations
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September 1983 in “Archives of dermatology” The new synthetic retinoid RO 13-6298 effectively treated severe psoriasis at low doses with manageable side effects.
6 citations
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August 2021 in “International Journal of Cosmetic Science” Using antioxidants on the scalp can make it healthier and decrease hair loss.
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March 1997 in “Hair transplant forum international” Transplanting rat whisker follicles can lead to successful hair growth after cutting them.
March 2025 in “SKIN The Journal of Cutaneous Medicine” 
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July 2008 in “International Journal of Dermatology” Greying hairs may be protected from alopecia areata.
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January 2019 in “Acta dermato-venereologica” 
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September 2022 The PER3 rs772027021 SNP may cause mild skin pigmentation changes in a new subtype of dyschromatosis universalis hereditaria.
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February 2014 in “Revista de investigaciones veterinarias del Perú” A pet rabbit had a skin infection that was cured with ketoconazole.
August 2004 in “Veterinary Dermatology” The red panda's hair loss was caused by an endocrine issue linked to ovarian tumors.
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January 2017 in “Indian dermatology online journal” A woman had a rare infection of both white piedra and head lice, which improved after 10 weeks of antifungal treatment.
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December 1956 in “Science” 1 citations
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December 1956 in “Science” January 2002 in “HAL (Le Centre pour la Communication Scientifique Directe)” Melatonin affects fur growth timing in chinchillas.
January 2022 in “Clinical Cases in Dermatology” A 7-year-old girl's scalp infection was cured with oral medication and medicated shampoo.
Sinapic acid and glabridin together help hair growth in androgenetic alopecia.
April 2013 in “Cancer Research” SKH1 hairless mice have identifiable epidermal stem cells with specific markers.