15 citations
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November 2007 in “Journal of Neurochemistry” Stopping alcohol after long-term use causes anxiety and changes brain chemicals.
January 2025 in “Journal of the Egyptian Womenʼs Dermatologic Society” Higher substance P levels may cause discomfort in hair loss patients.
19 citations
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June 2020 in “General and comparative endocrinology” Hair cortisol is a reliable stress indicator in cattle but may not be valid for pigs.
49 citations
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September 2016 in “Genes Brain & Behavior” Zfp462 deficiency in mice causes anxiety-like behaviors and excessive self-grooming.
January 2012 in “Medizinisch Wissenschaftliche Verlagsgesellschaft eBooks” 30 citations
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July 2023 in “Clinical Chemistry and Laboratory Medicine (CCLM)” Cortisone in hair is a more reliable indicator of stress hormone exposure than cortisol.
1 citations
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July 2019 in “Psychoneuroendocrinology” 
January 2020 in “Sumatera Medical Journal” Family history and stress are linked to early hair graying, with family history being the main factor.
August 2025 in “Annals of Indian Psychiatry” Hair loss can affect mood, self-esteem, body image, and quality of life.
January 2024 in “International Journal of Medical and Exercise Science” A structured exercise program significantly improved the physical and mental well-being of young women with PCOS.