21 citations
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February 2015 in “Clinical Cosmetic and Investigational Dermatology” Keloids may be influenced by stress and psychological factors.
115 citations
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November 2004 in “Brain Behavior and Immunity” Stress increases nerve fibers and immune cell activity in mouse skin, possibly worsening skin conditions.
68 citations
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May 2011 in “European Journal of Dermatology” Acne is caused by genetics, diet, hormones, and bacteria, with treatments not yet curative.
June 2025 in “Reports of Vinnytsia National Medical University” Men with alopecia areata tend to have larger limb and trunk circumferences than healthy men.
January 2019 in “Paëmi Sino” Women with keloid scars often have acne and hair loss, especially those with "true" keloids, indicating a possible hormonal imbalance.