78 citations
,
November 2014 in “Functional Ecology” Heavily hunted wolves have higher stress and reproductive hormone levels.
72 citations
,
October 1998 in “Baillière's clinical endocrinology and metabolism” Long-term testosterone therapy can cause hormone suppression, affect prostate and heart health, and alter physical characteristics, but does not increase prostate cancer risk and needs more research for full risk assessment.
52 citations
,
June 2013 in “The Journal of Clinical Endocrinology and Metabolism” The research found that anovulatory young women have higher androgen and hormone levels than those who ovulate, suggesting immature hormonal regulation rather than a specific condition.
27 citations
,
April 2017 in “European journal of endocrinology” The research found that MRI and certain hormone levels can help tell apart ovarian tumors from hyperthecosis in postmenopausal women, but tissue analysis is still needed for a definite diagnosis.
24 citations
,
October 2018 in “Addiction Biology” Alcohol dependence affects stress hormone levels more than childhood maltreatment.
5 citations
,
September 2012 in “BMJ case reports” Ashwagandha may improve hormone levels and reduce hair loss in non-classical adrenal hyperplasia.
1 citations
,
May 2025 in “Scientific Reports” Sex hormones do not cause oral lichen planus.
September 2025 in “Reproductive health of woman” Metformin reduces high male hormone levels in women with PCOS.
August 2025 in “MedScien” Seborrheic alopecia in adolescents is linked to hormones, stress, and lifestyle, and can be treated with medication, lifestyle changes, and therapy.
Resveratrol improved hormone levels, menstrual cycles, hair loss, and ovarian function in PCOS patients.
September 2020 in “University of Thi-Qar Journal of Medicine” Low iron and vitamin D3 levels might be major causes of hair loss in Iraqi women.
November 2007 in “Cancer Epidemiology and Prevention Biomarkers” Higher C-peptide levels in African-American men and higher HbA1c levels in Caucasian men are linked to lower PSA levels.
September 2025 in “Scientific periodicals of Ukraine” Metformin effectively reduces hormone levels in women with PCOS.
May 2022 in “The Journal of Clinical Pharmacology” Metformin reduces certain hormone levels in men with early-onset hair loss.
2 citations
,
August 2020 in “Dermatologic Therapy” Low ferritin and zinc levels, as well as anemia, are linked to more severe hair loss in Egyptian children with chronic hair shedding.
122 citations
,
October 2010 in “Clinica Chimica Acta” Washing hair with water or shampoo lowers cortisol levels in hair.
95 citations
,
September 1979 in “Acta Paediatrica” Girls have higher DHEA levels earlier in puberty than boys, indicating earlier development.
57 citations
,
January 2004 in “Journal of Endocrinology” Baldness caused by male hormones in female-to-male transsexuals doesn't increase the risk of heart disease.
48 citations
,
January 2000 in “Hormone Research in Paediatrics” Cytokines and neuropeptides are key in controlling androgen levels, affecting skin and hair conditions.
41 citations
,
June 2016 in “Reviews in endocrine and metabolic disorders” Hidradenitis suppurativa may be related to hormones and patients often have metabolic disorders; more research is needed to understand this connection.
22 citations
,
January 2017 in “Journal of steroid biochemistry and molecular biology/The Journal of steroid biochemistry and molecular biology” A new method accurately measures nine specific hormones in human blood.
15 citations
,
October 2011 in “Gynecological Endocrinology” Obesity changes androgen levels in women with PCOS, leading to higher testosterone relative to androstenedione.
7 citations
,
May 2021 in “General and comparative endocrinology” Muskoxen's qiviut cortisol levels indicate their stress hormone activity over the hair growth period.
3 citations
,
January 2011 in “International journal of trichology” Low DHEA-S levels might be linked to alopecia areata and could be a potential treatment target.
July 2023 in “JCEM Case Reports” A 36-year-old woman with low potassium levels was found to have Cushing disease, and after treatment, her potassium levels normalized.
Hair loss can be caused by hormones, illness, autoimmune disorders, or vitamin deficiencies, and treatments vary depending on the type.
February 2016 in “Evidence Based Women Health Journal (Online)” Women with PCOS had higher SRAGE levels, possibly linked to BMI, not PCOS.
July 1998 in “Chromatographia” Women with effluvium have higher levels of certain urinary steroids, possibly due to stress and increased adrenal activity.
February 2026 in “Brazilian Journal of Implantology and Health Sciences” Chronic stress and high cortisol levels can cause hair loss by disrupting hair growth.
December 2025 in “SHILAP Revista de lepidopterología” Correcting selenium and zinc levels may help manage hair loss in autoimmune thyroiditis.