2 citations,
October 2022 in “Journal of Biomedical Science” Stem cells and their secretions could potentially treat stress-induced hair loss, but more human trials are needed.
18 citations,
February 2020 in “Journal of pharmaceutical and biomedical analysis” The method accurately measures hormones and endocannabinoids in mice, showing gut microbiota diversity affects these levels and may influence stress and reproductive systems.
August 2023 in “Tzu Chi Medical Journal” Iron deficiency is the main cause of hair loss in women, and iron supplements started within 6 months can improve hair health.
2 citations,
July 2021 in “The journal of investigative dermatology/Journal of investigative dermatology” Sex hormones likely don't affect atopic dermatitis in adolescents and adults.
August 2021 in “Journal of Investigative Dermatology” Stress causes hair loss by making the body produce cortisol, which stops hair cells from growing.
2 citations,
October 1999 in “Annals of the New York Academy of Sciences” Melatonin and cortisol affect mink winter hair growth, but β-endorphin levels do not.
38 citations,
August 2012 in “Biochemical and biophysical research communications” Human leukocytes and beard hair follicle cells have internal daily clocks, and PER1 and PER3 genes may indicate individual circadian rhythms.
September 2021 in “Yearbook of pediatric endocrinology” Stress hormone stops a growth signal and keeps hair stem cells inactive, reducing hair growth.
77 citations,
March 2021 in “Nature” Stress hormone corticosterone blocks a growth factor to slow down hair stem cell activity and hair growth.
21 citations,
January 1991 in “Dermatology” Men with male pattern hair loss have different levels of certain hormones compared to men without hair loss.
6 citations,
September 2010 in “Animal” Selecting Angus cattle for earlier puberty lowers prolactin levels but doesn't affect hair growth.
5 citations,
October 2021 in “Signal Transduction and Targeted Therapy” Stress hormone corticosterone suppresses hair growth by affecting stem cell activity and Gas6 protein expression.
August 2006 in “Experimental dermatology” Human scalp hair follicles can produce and respond to several hormones, affecting hair growth and pigmentation.
Women with androgenetic alopecia have normal levels of most blood steroids and binding proteins, but higher dehydroepiandrosterone. Some also have low "sex hormone-binding globulin" and "corticosteroide-binding globulin" capacity, and high "free androgen index" and "free cortisol index". Diane treatment can normalize these levels and improve hair conditions.
4 citations,
November 2016 in “Dermatologic Therapy” Topical tretinoin may increase beard hair density.
February 2023 in “Journal of medical primatology” Pair housing reduces stress behaviors and health issues in quarantined rhesus macaques.
375 citations,
July 2006 in “Journal of Investigative Dermatology” Stress can worsen skin and hair conditions by affecting the skin's immune response and hormone levels.
15 citations,
October 2014 in “Hormone Molecular Biology and Clinical Investigation” Some hair loss and prostate drugs might increase the risk of diabetes and heart disease.
23 citations,
January 2010 in “Journal of Medical Primatology” Hair loss in Rhesus macaques may be caused by a skin allergy-related condition.
January 2023 in “Journal of cosmetic dermatology” Fractional lasers effectively treat alopecia areata, especially when combined with minoxidil or cortisol.
3 citations,
February 1992 in “Journal of veterinary medicine. Series A” The farm-raised blue fox had a delayed winter coat cycle and abnormal hormone levels, but its hair growth and hormone changes were still linked.
July 1998 in “Chromatographia” Women with effluvium have higher levels of certain urinary steroids, possibly due to stress and increased adrenal activity.
103 citations,
December 2021 in “Journal of biological rhythms” Shift work disrupts the body's natural clock, leading to health problems.
88 citations,
May 2020 in “Clinical therapeutics” Stress can worsen skin diseases by affecting immune cells, hormones, and neurotransmitters in the skin.
29 citations,
February 2004 in “Experimental and Clinical Endocrinology & Diabetes” Men with early balding often have hormone levels similar to women with polycystic ovary syndrome.
June 2007 in “Journal of The Royal Society for The Promotion of Health” Smoking doubles the risk of blindness, and physical exercise helps dyslexic children read better.
May 2020 in “Research Square (Research Square)” Stress hormone CRF causes hair loss and inhibits hair growth in human cells.
January 2020 in “Research Square (Research Square)” Stress hormone CRF causes hair loss and stops hair cell growth.
April 2023 in “Research Square (Research Square)” A 24-year-old woman had a rare ovarian tumor that caused male-pattern hair growth and was hard to diagnose and treat.
March 2024 in “Clinical and experimental dermatology” Topical corticosteroids may be a safe and effective treatment for severe alopecia areata in children.