December 2025 in “Russian Journal of Skin and Venereal Diseases” Hair follicles are thinner in alopecia patients, especially in alopecia areata.
January 2019 in “Springer eBooks” Sebaceous glands play a key role in skin health and conditions like acne.
November 1993 in “PubMed” High levels of androgens can cause skin issues like acne, hair loss, and excessive hair growth.
43 citations
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November 2018 in “Nature Communications” Genetic variations affecting skin structure play a key role in severe acne.
12 citations
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February 1997 in “British Journal of Dermatology” The enzyme type 1 5α-reductase is more active in the hair follicle's lower part than in the skin's outer layer.