2 citations
,
April 2020 in “Clinical and experimental obstetrics & gynecology” Hair levels of estradiol and progesterone are higher in premenopausal than postmenopausal women, but the difference isn't statistically significant, indicating the need for a better measurement method.
50 citations
,
July 2018 in “Psychoneuroendocrinology” Hair cortisol can indicate long-term stress levels, but hair growth rate differences may affect accuracy.
163 citations
,
November 1976 in “Annals of Internal Medicine” Sickle cell anemia causes hormone issues and delayed puberty due to testicular failure.
189 citations
,
January 2014 in “Journal of Visualized Experiments” Hair cortisol analysis effectively measures long-term stress.
June 2025 in “Голова и шея.” COVID-19-related hair loss may be linked to blood flow disorders and inflammation.
11 citations
,
February 2018 in “Amino acids” Copper and iron cause keratin damage in hair by converting methionine to homocysteine.
7 citations
,
June 2021 in “Amino acids” Human hair protein modifications could potentially indicate heart disease risk.
April 2018 in “The journal of investigative dermatology/Journal of investigative dermatology” Li2CO3 improved skin disease in a mouse model of Focal Dermal Hypoplasia without toxicity.
December 2025 in “PubMed” Iron deficiency is linked to hair loss in adolescents, especially females, in northern Sudan.
7 citations
,
December 2017 in “Basrah Journal of veterinary Research” Zinc and copper deficiency harms sheep health and normal body functions.
January 2017 in “Qucosa (Saxon State and University Library Dresden)” Plasma protein binding significantly affects glucocorticosteroid concentration in blood, saliva, and hair.
January 2005 in “Lithuanian University of Health Sciences” Hair loss may be linked to imbalances in trace elements.
January 2025 in “International Journal of Dermatology Venereology and Leprosy Sciences” People with acne tend to have lower iron levels.
September 2021 in “Journal of the Egyptian Women's Dermatologic Society (Print)” The study concluded that low iron and vitamin D levels in women might play a role in chronic hair loss, despite no significant difference between those with and without hair loss.
1 citations
,
January 2018 in “Annals of medical research” No link found between blood groups, Rhesus factor, and ferritin levels in women with hair loss.
Measuring cortisol in hair can help assess adrenal function in asthmatic children using inhaled corticosteroids.
1 citations
,
December 2023 in “Diagnostics” Accurate testosterone measurement and standardized lab practices are crucial for diagnosing and managing adult male hypogonadism.
September 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” Not having enough cystatin M/E protein causes less hair growth and dry skin.
Depressed teens have different steroid levels in urine, which may help identify and treat them.
44 citations
,
June 2018 in “Journal of Visualized Experiments” A culturally sensitive method was developed to collect hair samples from African Americans for stress analysis.
2 citations
,
February 2017 in “International Journal of Molecular Sciences” Erdr1 could be a new marker for diagnosing hair loss.
1 citations
,
January 2007 in “Journal of Obesity & Metabolic Syndrome” A higher calcium to magnesium ratio in hair is linked to lower insulin sensitivity.
July 2022 in “American Journal of Kidney Diseases” Cultural awareness in healthcare improves patient care and relationships.
December 2025 in “PubMed” Iron deficiency is linked to hair loss in adolescents, especially females, in northern Sudan.
March 1963 in “Sangyo Igaku” Women generally have higher levels of iron, copper, and zinc in their hair than men, with differences increasing with age.
January 2020 in “VCU Scholars Compass (Virginia Commonwealth University)” Sex hormone antibodies can help identify male and female contributors in forensic samples.
1 citations
,
September 1993 in “Archives of Disease in Childhood” Biotinidase deficiency can be easily diagnosed and treated with biotin to prevent serious harm.
10 citations
,
June 2010 in “Fertility and Sterility” Patients with PCOS tend to score their hirsutism higher than clinicians, making self-scoring less useful for diagnosis.
24 citations
,
October 1994 in “Fertility and Sterility” People with hair loss may have different levels of certain hormones due to changes in hormone processing.
196 citations
,
May 2001 in “The journal of investigative dermatology/Journal of investigative dermatology” Sebocytes play a key role in controlling androgen levels in human skin.