19 citations
,
January 2017 in “Hormone Molecular Biology and Clinical Investigation” High levels of male hormones are very common in women with PCOS and affect their metabolism differently depending on their weight.
22 citations
,
May 2019 in “Animals” High hair cortisol levels indicate stress in cows due to poor shelter conditions and health issues.
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.
33 citations
,
January 2017 in “Psychoneuroendocrinology” Hair dyeing and washing frequency do not affect hair cortisol levels.
22 citations
,
January 2010 in “Clinical Medicine Insights Endocrinology and Diabetes” Forearm hair has more cortisol than lower leg hair.
24 citations
,
April 2008 in “Fertility and sterility” Pioglitazone improved insulin sensitivity and altered cortisol metabolism in PCOS patients.
19 citations
,
October 2019 in “BMC Neuroscience” Blood hormone levels don't accurately show brain hormone levels in males.
2 citations
,
May 2022 in “Diagnostics” Vitamin D levels in hair don't match those in blood, so hair isn't a reliable indicator of Vitamin D status.
44 citations
,
February 2016 in “Zoology” Hair cortisol levels in primates are useful for stress assessment but vary by age, sex, species, and hair collection methods.
296 citations
,
October 2018 in “General and Comparative Endocrinology” Hair cortisol is a reliable way to measure long-term stress in animals.
216 citations
,
November 1999 in “Fertility and Sterility” Testing basal 17-HP levels is a good way to screen for nonclassic adrenal hyperplasia in women with high androgen levels.
12 citations
,
December 2020 in “Comprehensive psychoneuroendocrinology” Hormone levels in hair change during pregnancy, with progesterone increasing significantly compared to non-pregnant women.
7 citations
,
November 2022 in “Toxics” The method accurately measures 19 steroid hormones in human blood and urine using a small sample and is suitable for large-scale monitoring.
December 2025 in “Biology Bulletin Reviews” Hair cortisol can indicate animal stress but varies with many factors.
September 2023 in “Diagnostics” Low vitamin D levels may affect ovulation and progesterone in infertile women.
5 citations
,
January 2021 in “PeerJ” Elephant tail-hair can show past stress levels, matching times when stressful events happened.
April 2024 in “JCEM case reports” A woman's rare benign tumor that released both cortisol and testosterone was successfully removed, improving her health.
14 citations
,
April 2022 in “Climacteric” Menopause causes dry skin, wrinkles, and hair changes, with hormone therapy helping but not recommended just for these issues.
3 citations
,
April 2017 in “Medicine” An 11-year-old boy in Saudi Arabia has a rare case of hypoparathyroidism with severe brain calcifications but normal development and no known cause.
89 citations
,
December 1998 in “The Journal of Steroid Biochemistry and Molecular Biology” Human hair can be used to measure reproductive hormones.
April 2023 in “Clinical Chemistry and Laboratory Medicine” The document concludes that inflammation markers can be used in diabetes, vitamin D3 affects immune pathways, hyperthyroidism changes hormone levels, androgen levels help diagnose Adrenocortical Carcinoma, erectile dysfunction is linked to diabetes, hypogonadism is common in HIV-infected males, and hormones can be biomarkers for various conditions.
2 citations
,
December 2021 in “BMC veterinary research” Long-term use of difluprednate eye drops in dogs can lead to hair loss and hormone imbalance.
13 citations
,
January 2016 in “Annals of Dermatology” Stress can slow hair growth by affecting certain cells and pathways.
50 citations
,
February 2013 in “Annals of Clinical Biochemistry” Understanding how DHT works is important for diagnosing and treating hormone-related disorders.
20 citations
,
March 2022 in “Journal of clinical medicine” Nearly half of the studied men with long COVID had low testosterone, including younger men.
2 citations
,
September 2025 in “Cosmetics” Hormonal therapies can improve skin issues by adjusting hormone levels, with future advancements promising better results.
Scalp microbiome in young women is mainly affected by sensitivity, sebum, and lifestyle.
September 2025 in “International Journal of Molecular Sciences” Hair analysis could help diagnose and treat schizophrenia more effectively.
September 2023 in “F&S reports” PCOS may increase the risk of mental health issues like depression and anxiety.
11 citations
,
January 2020 in “World Journal of Traditional Chinese Medicine” Kidney-yang deficiency syndrome causes hormonal imbalances and various physical symptoms.