179 citations
,
March 2005 in “British Journal of Dermatology” Oral antiandrogens effectively treat female hair loss, with better results in higher hair loss grades.
108 citations
,
July 2004 in “American Journal of Pathology” Stress increases a factor in mice that leads to hair loss, and blocking this factor may prevent it.
74 citations
,
April 2005 in “Dermatologic Clinics” Minoxidil and finasteride are effective for male hair loss, minoxidil for female hair loss, and various treatments like corticosteroids work for alopecia areata; treatment should be tailored to the individual.
26 citations
,
January 2016 in “Annals of Dermatology” Ecklonia cava polyphenols help increase human hair growth and reduce hair loss.
16 citations
,
March 2020 in “Journal of The American Academy of Dermatology” Oral bicalutamide is safe and effective for female hair loss.
October 2023 in “JOJ dermatology & cosmetics” Thiocyanate helps hair growth and can be supplemented in diet or applied topically.
21 citations
,
October 2009 in “Dermatology” Men with male pattern hair loss have different levels of certain hormones compared to men without hair loss.
October 2023 in “Animal production science” Vitamin A deficiency changes cattle hair structure, while pregnancy may improve it, suggesting hair can indicate cattle health.
7 citations
,
January 2017 in “Journal of cosmetology & trichology” Good nutrition is crucial for healthy hair and can help with hair loss without medication.
Wildebeest stress and hormone levels are influenced by food availability, human presence, and reproductive cycles.
7 citations
,
January 2016 in “Laboratory Investigation” TR3 is mainly found in hair follicle stem cells and may be involved in hair loss.
17 citations
,
December 2008 in “Dermatology” Taking metformin with intense-pulsed-light therapy improves hair removal for people with PCOS.
237 citations
,
September 2018 in “Clinical Biochemistry” Hair cortisol analysis can help diagnose stress-related conditions but needs more refinement for widespread use.
January 2026 in “Neuroscience Applied” Hair cortisol levels decrease as children age, stabilizing around age 4.
November 2011 in “Journal of Investigative Dermatology” TRH in hair follicles can influence hair color by increasing melanin.
32 citations
,
January 2017 in “Physiology & Behavior” New hair growth corticosterone levels are higher in diabetic mice, indicating long-term stress.
1 citations
,
July 2023 in “Psychoneuroendocrinology” Hair cortisol is a reliable marker of long-term cortisol levels and is linked to daytime saliva cortisol but not morning levels.
February 2024 in “Psychoneuroendocrinology” Higher anxiety during pregnancy is linked to lower cortisol levels in newborns' hair.
April 2023 in “Journal of Investigative Dermatology” Higher PD-1 levels are linked to fewer immune cells in hair follicles in alopecia areata.
February 2023 in “JAAD Case Reports” Scalp tattooing may trigger hair regrowth in alopecia universalis.
39 citations
,
November 2015 in “Pediatric Nephrology” Rituximab leads to longer remission and fewer side effects than cyclophosphamide.
36 citations
,
January 2006 in “Veterinary Dermatology” Cyclosporin effectively and safely treated skin diseases in three pets with no side effects.
22 citations
,
January 2010 in “Clinical Medicine Insights Endocrinology and Diabetes” Forearm hair has more cortisol than lower leg hair.
11 citations
,
April 2020 in “Animals” Moving horses to new places can increase their stress levels, as shown by higher stress hormone in their hair.
3 citations
,
June 2023 in “Plastic & Reconstructive Surgery” The 2-step surgery effectively treats stable follicular vitiligo with high patient satisfaction and no major complications.
2 citations
,
January 2015 in “Springer eBooks” Early diagnosis and aggressive treatment are crucial for Cicatricial Alopecia, and treatment effectiveness varies among patients.
Hair can naturally regain color after greying, and this change may be linked to stress levels.
November 2025 in “Open Access CRIS of the University of Bern” Androgen levels are more linked to body size in boys than girls.
June 2024 in “JEADV Clinical Practice” Severe alopecia areata patients have a low chance of spontaneous hair regrowth.
Higher PD-1 levels mean fewer CD8+ T cells in alopecia areata hair follicles.