February 2024 in “Biomedicines” Hormones like androgens, estrogen, thyroid hormones, and stress hormones can contribute to hair loss, and treatments target these hormonal imbalances.
102 citations,
July 2020 in “International journal of molecular sciences” Hormones like testosterone and estrogen significantly affect hair growth and structure.
Hair and nails can show hormone changes during puberty in dogs.
78 citations,
November 2014 in “Functional Ecology” Heavily hunted wolves have higher stress and reproductive hormone levels.
16 citations,
January 2019 in “Neuropsychobiology” People with Lichen Planopilaris tend to be more depressed, have lower self-esteem, and a worse quality of life.
12 citations,
December 2017 in “Scientific reports” The new test can measure very small amounts of testosterone in hair, and grinding the hair up first gives more accurate results.
10 citations,
May 2018 in “Forensic Science International” Shrunken heads retain some facial features and hair characteristics, allowing for limited individual identification.
February 2024 in “Medicina-lithuania” Obesity and bariatric surgery can cause hair thinning and temporary hair loss due to nutritional deficiencies and stress.
7 citations,
April 2022 in “Journal of pharmaceutical and biomedical analysis” The method can measure multiple steroids in human hair to study long-term steroid metabolism, especially in newborns and children.
42 citations,
November 2019 in “Frontiers in Endocrinology” The document suggests creating a validated score to diagnose Cushing's Syndrome and considers plasma steroid profiling as a simpler diagnostic method.
February 2023 in “Malaysian Journal of Science. Series B, Physical & Earth Sciences” Analyzing bear poop helps measure their stress without harming them.
1 citations,
August 2023 in “Animals” Chimp Haven uses a special system to check and improve the well-being of their chimpanzees, which could help other animal sanctuaries too.
March 2024 in “Veterinary sciences” Geriatric Julia Creek dunnarts often suffer from reproductive and skin diseases, impacting conservation efforts.
August 2021 in “Asian Journal of Pharmaceutical and Clinical Research” Plant extracts in shampoo improved hair thickness and density in men with hair loss.
9 citations,
June 2020 in “BMC Molecular and Cell Biology” Stress hormone CRF can cause hair loss by affecting hair growth cells and hormones.
Editing the FGF5 gene in sheep increases fine wool growth.
3 citations,
May 2022 in “Clinical endocrinology” Hair steroid measurement is an effective method to diagnose and monitor CAH in developing countries.
3 citations,
August 2022 in “International Journal of Molecular Sciences” COVID-19 can cause hair loss, and treatments like PRP and stem cells might help.
New treatments for hair loss should target eight main causes and use specific plant compounds and peptides for better results.
March 2024 in “Animal nutrition” Adding both soluble and insoluble fibers, especially beet pulp, to the diet of pregnant sows helps improve their health and the growth of their piglets in hot weather.
September 2024 in “Toxicology Letters” Cortisone and cortisol levels in pregnant women’s hair increase as labor approaches, indicating higher stress.
4 citations,
October 2020 in “Therapeutic drug monitoring” Lower tacrolimus levels (4-7 ng/mL) after liver transplant may be safe and improve graft and kidney function.
July 2024 in “Occupational Medicine” Higher cortisol levels are linked to poor coping, while higher DHEA levels are linked to job confidence.
September 2021 in “Psychoneuroendocrinology” Nurses had higher stress levels during intense phases of the COVID-19 pandemic.
Cows moving from tie-stall to free-stall housing had more heel problems, less joint lesions, and higher stress levels.
3 citations,
October 2021 in “Clinica Chimica Acta” Hormone levels in hair vary across the head, with the highest concentration of a key hormone linked to hair loss at the top.
1 citations,
December 2018 in “Veterinary dermatology” The hair coat disorder in Schipperkes is similar to Alopecia X and involves increased androstenedione levels and hair cycle arrest.
10 citations,
November 2019 in “Neuroendocrinology” Measuring 17-hydroxyprogesterone in hair can help monitor androgen levels in people with congenital adrenal hyperplasia.
October 2024 in “World Journal of Psychiatry” Stress worsens hair loss in androgenetic alopecia.
Women with androgenetic alopecia (hair loss) have normal prostate specific antigen levels but higher testosterone levels.