research Is it getting in the hair? – Cortisol concentrations in native, regrown and segmented hairs of cattle and pigs after repeated ACTH administrations
Hair cortisol is a reliable stress indicator in cattle but may not be valid for pigs.
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60-90 / 1000+ resultsresearch Cortisol determination in hair and faeces from domestic cats and dogs
Hair cortisol can reliably indicate chronic stress in cats and dogs.
research Differential relationships between chronic hormone profiles in pregnancy and maternal investment in rhesus monkey mothers with hair loss in the neonatal period
Monkeys with hair loss during pregnancy showed higher stress hormone levels and invested differently in their offspring.
research Does hair cortisol concentration reflect measurable regulatory biology of the HPA axis in healthy humans?
Hair cortisol concentration partly reflects HPA axis regulation but doesn't capture all its complexities.
research Hair cortisol in drug-naïve first-episode individuals with psychosis
First-episode psychosis patients have higher hair cortisol levels, indicating early stress response issues.
research Children’s hair cortisol as a biomarker of stress at school: a follow-up study
Children with lower inhibitory control experience more stress when starting third grade.
research Correlation between high hair cortisol level and intracranial aneurysm rupture
High levels of cortisol in hair are linked to a greater risk of brain aneurysm rupture.
research Human Hair as a Testing Substrate in the Era of Precision Medicine: Potential Role of ‘Omics-Based Approaches
Human hair shows promise for non-invasive medical testing, but more research is needed to standardize its use.
research Hair Cortisol as a Biomarker of Chronic Stress in Community-Dwelling Adults With Longstanding Multiple Sclerosis
Hair cortisol levels don't reliably indicate chronic stress in people with multiple sclerosis.
research Hair cortisol/cortisone in combined oral contraceptive users: An exploratory analysis
COC use doesn't increase hair stress hormone levels, but hair treatments may affect results.
research Methodological Considerations for Hair Cortisol Analysis: Effects of Resuspension Solution, Hair Weight, Extraction Duration, and Degree of Hair Shredding on Hair Cortisol Concentrations
Standardized procedures are needed for accurate hair cortisol analysis.
research Collecting Hair Samples for Hair Cortisol Analysis in African Americans
A culturally sensitive method was developed to collect hair samples from African Americans for stress analysis.
research Do follicles matter? Testing the effect of follicles on hair cortisol levels
Hair follicles increase hair cortisol levels, so consistent hair collection methods are important.
research Determining Cortisol in Animal Hair as a Marker of Chronic Stress
Hair cortisol can indicate animal stress but varies with many factors.
research Experiences of discrimination during pregnancy predict altered neonatal hair cortisol at birth
Discrimination during pregnancy affects newborn stress hormone levels.
research Determinants of hair cortisol and hair cortisone concentrations in adults
Hair cortisol and cortisone levels increase with age, are higher in diabetics, vary by gender, decrease with frequent hair washing, and are lower in winter.
research The quantification of reproductive hormones in the hair of captive adult brown bears and their application as indicators of sex and reproductive state
Measuring reproductive hormones in brown bear hair could help identify their sex and reproductive state, but better collection methods or lab techniques are needed.
research Not the Root of the Problem—Hair Cortisol and Cortisone Do Not Mediate the Effect of Child Maltreatment on Body Mass Index
Child abuse is linked to higher BMI, but not because of hair cortisol or cortisone levels.
research Temporary Relocation during Rest Periods: Relocation Stress and Other Factors Influence Hair Cortisol Concentrations in Horses
Moving horses to new places can increase their stress levels, as shown by higher stress hormone in their hair.
research Pregnancy and the hair growth cycle: anagen induction against hair growth disruption using Nourkrin® with Marilex®, a proteoglycan replacement therapy
Nourkrin® with Marilex® may increase hair count by 35.7% in postpartum hair loss.
research Relationship of Hair Cortisol Concentration With Perceived and Somatic Stress Indices: Cross-Sectional Pilot Study
Hair cortisol concentration may reflect some physiological stress but doesn't strongly correlate with perceived stress.
research Children’s hair cortisol and hair testosterone concentrations in response to environmental changes: from summer holidays to school
Girls had higher stress hormone levels during school due to social and emotional issues, while boys had higher overall hormone levels with slight changes when school started.
research Sex-specific associations between loneliness and hair cortisol among older African American adults
Loneliness raises stress levels in older African American men but not women.
research IMPROVEMENT OF ALOPECIA AND DECREASES IN HAIR CORTISOL AND DIHYDROTESTOSTERONE CONCENTRATIONS AFTER THE TOPICAL USE OF PLANT EXTRACTS IN MEN WITH ANDROGENETIC ALOPECIA
Plant extracts in shampoo improved hair thickness and density in men with hair loss.
research Determination of cortisone and cortisol in human scalp hair using an improved LC-MS/MS-based method
Cortisone in hair is a more reliable indicator of stress hormone exposure than cortisol.
research An Investigation of Hair Cortisol Concentration across Body Sites and within Hair shaft
Forearm hair has more cortisol than lower leg hair.
research Within-person changes of cortisol, dehydroepiandrosterone, testosterone, estradiol, and progesterone in hair across pregnancy, with comparison to a non-pregnant reference group
Hormone levels in hair change during pregnancy, with progesterone increasing significantly compared to non-pregnant women.
research Correlation Between Mare And Neonatal Foal Hair Cortisol Concentrations
Mare and foal hair cortisol levels are strongly linked, indicating potential for assessing fetal health and stress.
research Corticosterone inhibits GAS6 to govern hair follicle stem-cell quiescence
Stress hormone corticosterone blocks a growth factor to slow down hair stem cell activity and hair growth.
research Rhythmic expression of circadian clock genes in human leukocytes and beard hair follicle cells
Human leukocytes and beard hair follicle cells have internal daily clocks, and PER1 and PER3 genes may indicate individual circadian rhythms.