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July 1968 in “JAMA” Severe itching can be an early sign of hyperthyroidism.
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April 2019 in “PubMed” Hidradenitis suppurativa is a chronic skin condition causing painful lumps and scarring, often triggered by smoking and obesity, and requires varying treatments based on severity.
July 2022 in “Journal of Investigative Dermatology” Skin produces different hormones depending on body part and sex, and a new method can measure them.
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January 2018 in “International Journal of Trichology” Circle hairs are harmless, spiral-shaped body hairs that don't need medical treatment.
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November 2020 in “The American journal of dermatopathology/American journal of dermatopathology” Sweat duct differentiation in trichilemmal cysts is very rare and can be successfully removed with surgery.
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April 2025 in “International Journal For Multidisciplinary Research” Hypertrichosis causes excessive hair growth and can be managed with treatments like laser, electrolysis, or new topical solutions.
August 2018 in “Journal of Investigative Dermatology” Humans evolved to have less hair and more sweat glands than chimpanzees and macaques.
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October 2013 in “PloS one” Human sweat glands have a type of stem cell that can grow well and turn into different cell types.
November 2024 in “IP Indian Journal of Clinical and Experimental Dermatology” Graves' disease often causes skin issues, especially hyperpigmentation, which may be linked to treatments.
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December 2024 in “Journal of the American Academy of Dermatology” Genetics, hormones, and microbiome changes contribute to hidradenitis suppurativa.
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January 2013 in “Dermatology Online Journal” Hidradenitis suppurativa is linked to various diseases like obesity, depression, arthritis, and Crohn's disease, but often occurs alone.
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December 1992 in “The Journal of Steroid Biochemistry and Molecular Biology” Affected males are born with ambiguous genitalia, raised as females, but develop male traits at puberty due to enzyme deficiency.
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