9 citations
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July 2018 in “European journal of dermatology/EJD. European journal of dermatology” Disrupted sleep patterns can harm skin and hair cell renewal, but melatonin might help.
54 citations
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March 2012 in “International Journal of Andrology” Prenatal pesticide exposure may cause earlier breast development in girls.
November 2025 in “The Journal of Dermatology” Chemical leukoderma is temporary, while chemical-induced vitiligo can be persistent and harder to treat.
Post-earthquake, skin issues like dermatitis and infections were common due to trauma, disinfectants, and stress.
February 2024 in “Psychoneuroendocrinology” Higher prenatal anxiety is linked to lower cortisol levels in newborns' hair.
237 citations
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February 2016 in “Science Translational Medicine” The timing of when the gene Bmal1 is active affects aging and survival, with its absence during development, not adulthood, leading to premature aging.
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July 1998 in “Annals of Clinical Biochemistry International Journal of Laboratory Medicine” A man's adrenal insufficiency was caused by a pituitary tumor linked to kidney cancer.
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September 2008 in “Dermatologic Therapy” CAH is a genetic disorder affecting cortisol production and causing hormonal imbalances, with treatment and diagnosis varying by form and symptoms.
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February 1953 in “Experimental biology and medicine” Adrenocortical extract is less effective at stopping hair growth in young rats than in adult rats.
AI can improve alopecia areata diagnosis with high accuracy.
11 citations
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February 2005 in “Clinical pharmacology and therapeutics/Clinical pharmacology & therapeutics” Hair cortisol could be a marker for chronic stress in pregnancy, but depression affects cortisol levels differently.
August 2024 in “Biophysics Reviews” Mammal hairs have different internal structures.
Hair can naturally regain color, and stress might influence greying and its reversal.
January 2026 in “Dermatology Online Journal” CCCA can appear as patchy hair loss in younger men, not just the usual pattern.
May 2026 in “Medical Hypotheses” 19 citations
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July 2020 in “EBioMedicine” A gene variant increases the risk of a type of hair loss by affecting hair protein production.
November 2020 in “Journal of animal science/Journal of animal science ... and ASAS reference compendium” Certain genetic variants in PRLR and PCCA genes may lead to shorter hair in cattle, which could help with heat tolerance.
May 2026 in “Journal of Investigative Dermatology” 12 citations
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October 2018 in “Journal of Mind and Medical Sciences” An unhealthy lifestyle increases the risk of metabolic syndrome.
185 citations
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August 2020 in “Mayo Clinic Proceedings” Men are more likely to have severe COVID-19 cases and fatalities than women due to factors like lifestyle, aging, and biological differences.
January 2022 in “Przegla̧d dermatologiczny” The exact cause of frontal fibrosing alopecia is unknown, but it's not likely due to sunscreen.
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May 2020 in “Clinical therapeutics” Stress can worsen skin diseases by affecting immune cells, hormones, and neurotransmitters in the skin.
2 citations
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January 2016 in “US Endocrinology” Scalp hair thinning in women with PCOS is linked to metabolic issues like abnormal glucose tolerance, high LDL, and skipped meals.
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February 1998 in “Cellular Immunology” Hair growth phase in mice weakens certain immune responses.
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November 2012 in “Journal of The American Academy of Dermatology” FPHL common in Taiwanese women; risk factors include BMI, high glucose, early puberty, fewer childbirths, oral contraceptives, and UV exposure.
January 2025 in “SSRN Electronic Journal” 50 citations
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November 2020 in “Physiology & behavior” People with depression often have higher hair cortisol levels, while those with PTSD tend to have lower levels, but more research is needed to understand this fully.
2 citations
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December 2016 in “PubMed” Adrenocortical carcinoma is a rare, aggressive adrenal gland cancer with a poor outlook.
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January 2011 in “Annals of dermatology/Annals of Dermatology” Using a hair dryer at 15 cm with continuous motion causes less damage than natural drying.
3 citations
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June 2021 in “Journal of affective disorders” Hair cortisol and cortisone levels may affect how work stress influences depression in Chinese fishermen.