November 2025 in “Frontiers in Animal Science” A new model accurately predicts water intake in hair sheep using dry matter intake.
23 citations
,
August 2017 in “Scientific Reports” Darker hair may lead to higher cortisol readings, suggesting a need to adjust for hair color in studies.
July 2025 in “International Journal of Dermatology Venereology and Leprosy Sciences” Higher stress levels may worsen alopecia areata, suggesting stress management is important for treatment.
124 citations
,
March 2012 in “JAMA” Testosterone's muscle-building effects do not require its conversion to DHT.
7 citations
,
January 2010 in “Animal” Angora goat hair grows faster and produces more protein than cashmere goat hair, and certain hormones and nutrients positively affect hair growth and protein synthesis.
567 citations
,
October 2007 in “Clinical and investigative medicine” Hair cortisol can be used to measure long-term stress exposure.
67 citations
,
July 2016 in “Reviews in Endocrine and Metabolic Disorders” Stress can worsen skin conditions by affecting hormone levels and immune response.
403 citations
,
November 2005 in “Journal of Endocrinology” Dehydroepiandrosterone (DHEA) is a prohormone important for producing sex steroids and has potential health benefits.
374 citations
,
May 2016 in “The Lancet. Diabetes & endocrinology” Cushing's syndrome can cause serious health problems, and early treatment is crucial, but some issues may remain after treatment.
237 citations
,
September 2018 in “Clinical Biochemistry” Hair cortisol analysis can help diagnose stress-related conditions but needs more refinement for widespread use.
90 citations
,
July 2014 in “Conservation Physiology” Hair cortisol levels in brown bears can be affected by both long-term and short-term stress.
54 citations
,
December 2007 in “Best Practice & Research Clinical Endocrinology & Metabolism” Targeting glucocorticoid action might help treat type-2 diabetes, but human trials are needed.
24 citations
,
April 2008 in “Fertility and sterility” Pioglitazone improved insulin sensitivity and altered cortisol metabolism in PCOS patients.
3 citations
,
January 2012 Hair cortisol analysis shows sweat affects cortisol levels, and severe OSA may increase stress, but CPAP treatment doesn't significantly reduce physiological stress.
May 2023 in “General and comparative endocrinology” Monkey hair cortisol levels are not affected by how fast their hair grows.
183 citations
,
March 1982 in “JAMA” Spironolactone is a safe and effective treatment for reducing excessive hair growth in women.
75 citations
,
June 1999 in “Pediatric Clinics of North America” The document concludes that early recognition and treatment of PCOS in adolescents is crucial for managing symptoms and long-term health risks.
49 citations
,
April 2016 in “International journal of molecular sciences” Shift nurses show altered body temperature and stress hormone levels, suggesting their body clocks adjust to irregular schedules.
48 citations
,
January 2011 in “Hormone Research in Paediatrics” The conclusion is that genetic changes in the glucocorticoid receptor can lead to conditions affecting stress response, immunity, and metabolism, requiring personalized treatment.
30 citations
,
July 2023 in “Clinical Chemistry and Laboratory Medicine (CCLM)” Cortisone in hair is a more reliable indicator of stress hormone exposure than cortisol.
13 citations
,
October 2002 in “Journal of Biochemical and Biophysical Methods” Men with male-pattern baldness have higher levels of certain testosterone metabolites and may have more active androgen metabolism.
10 citations
,
November 2018 in “Developmental Psychobiology” Hair can effectively measure DHEA and testosterone levels in children.
9 citations
,
June 2020 in “BMC Molecular and Cell Biology” Stress hormone CRF can cause hair loss by affecting hair growth cells and hormones.
4 citations
,
May 2021 in “Dermatologic Clinics” The conclusion is that hair loss in women is caused by a mix of hormonal, environmental, and genetic factors, and treatments should target these various causes.
2 citations
,
June 2020 in “AIDS” Recreational drug use can cause misdiagnosed conditions and drug interactions in HIV patients.
The case shows the difficulty in diagnosing certain conditions when standard tests are negative.
September 2017 in “Journal of Investigative Dermatology” Researchers created human cells that can turn into sebocytes, which may help study and treat skin conditions like acne.
1 citations
,
December 2018 in “IntechOpen eBooks” Human hair shows promise for non-invasive medical testing, but more research is needed to standardize its use.
296 citations
,
October 2018 in “General and Comparative Endocrinology” Hair cortisol is a reliable way to measure long-term stress in animals.
157 citations
,
June 2015 in “Psychoneuroendocrinology” 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.