13 citations
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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.
71 citations
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June 2006 in “Human Reproduction” Women with PCOS who have low SHBG are more likely to have low good cholesterol and metabolic syndrome.
March 2024 in “Skin research and technology” High CRP levels could indicate vitamin D deficiency in people with alopecia areata.
1 citations
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May 2025 in “Journal of Cosmetic Dermatology” Blood metabolites significantly influence alopecia areata risk.
4 citations
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April 1986 in “Cancer Letters” GSH-T levels in hair follicles are similar in smokers and non-smokers and don't increase with certain treatments.
Iron levels affect sleep apnea severity in people with hair loss, especially women.
October 2025 in “Journal of Investigative Dermatology” Iron balance is crucial for skin health, affecting conditions like psoriasis and hair loss.
December 2025 in “Neurobiology of Stress” People who recently attempted suicide during depression showed signs of adrenal fatigue, but had higher DHEA levels around the attempt time.
February 1990 in “PubMed” Higher DHEA-S levels in hirsute females affect hair growth phases.
21 citations
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January 2014 in “Dermatology Research and Practice” Hair and serum levels of zinc, copper, and iron are similar in people with alopecia areata and healthy individuals.
6 citations
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August 2023 in “Journal of Investigative Dermatology” 1 citations
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November 2019 in “Trends in Urology & Men s Health” Haematospermia is usually harmless but needs careful checking to ease anxiety and find any serious causes.
21 citations
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January 2009 in “Indian journal of dermatology, venereology, and leprology” Vitamin B12, folate, ferritin, and iron levels are not linked to alopecia areata.
3 citations
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November 2022 in “Baghdad Journal of Biochemistry and Applied Biological Sciences” Women with PCOS have higher renin and d-dimer levels, especially if they have COVID-19.
166 citations
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March 2007 in “Hypertension” High androgen levels in young women with PCOS are linked to higher blood pressure.
32 citations
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January 1990 in “Clinical Endocrinology” Women with female pattern hair loss have higher levels of certain androgens, suggesting increased androgen exposure to hair follicles.
October 2023 in “Èkologiâ čeloveka” People in Moldova have less selenium in their hair than recommended, which may contribute to hair loss.
January 2023 in “Journal of Veterinary and Animal Sciences” Dogs with skin lesions often have blood abnormalities and damaged hair.
1 citations
,
January 2007 in “Journal of Obesity & Metabolic Syndrome” A higher calcium to magnesium ratio in hair is linked to lower insulin sensitivity.
24 citations
,
October 2018 in “Addiction Biology” Alcohol dependence affects stress hormone levels more than childhood maltreatment.
October 2013 in “Journal of the American College of Cardiology” Blood pressure that doesn't drop at night is linked to worse blood vessel function in people with high blood pressure.
February 2013 in “Journal of The American Academy of Dermatology” Most children with skin inflammation taking methotrexate had lab abnormalities, but liver issues often improved without changing the medication dose.
January 2022 in “Al-Azhar Medical Journal” Higher antigliadin antibody levels are linked to alopecia areata severity.
1 citations
,
January 2014 in “Assiut Veterinary Medical Journal/Maǧallaẗ Asyūṭ al-ṭibiyyaẗ al-baytariyyaẗ” Emaciated cattle in Aswan have poor health due to parasites and low blood nutrients.
January 2001 in “대한피부과학회지” Hormone levels in women with androgenetic alopecia are similar to those without the condition.
January 1996 in “Journal of Investigative Dermatology”
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.
November 2023 in “International Journal of Trichology” No significant link between hair loss and iron or thyroid levels was found, but checking for deficiencies might still be useful.
May 2021 in “Journal of the Endocrine Society” A woman's hair loss and other symptoms were due to a rare hormone deficiency treatable with steroids.
13 citations
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March 1962 in “Nature” Carcinoma patients may have lower zinc levels in their hair.