Alopecia areata is more common in males, often appears as patchy hair loss, and is strongly linked to anemia.
September 1997 in “Journal of the European Academy of Dermatology and Venereology” Hirsute women with ovarian-sourced hirsutism are more likely to have irregular periods, with higher BMI and altered hormone ratios.
Low ferritin and vitamin D levels are linked to hair loss.
April 2026 in “Journal of Experimental Psychopathology” Hair cortisol levels may not reliably indicate psychological distress.
40 citations
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June 2009 in “Journal of Cutaneous Pathology” AGA patients have fewer hairs and smaller follicles; T:V ratio above 4:1 may indicate AGA.
31 citations
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December 2017 in “Skin Appendage Disorders” Caucasians have the highest hair density, followed by Hispanics, with the lowest in individuals of African descent.
2 citations
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December 2018 in “Journal of cosmetic dermatology” Higher CRBP1 levels are linked to more severe alopecia areata.
September 2024 in “Cureus” A new method improves platelet testing for heart disease patients.
June 2023 in “Zenodo (CERN European Organization for Nuclear Research)” Neutropenic patients show significant changes in immune cell types and lower neutrophil and natural killer cell percentages.
4 citations
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January 2012 in “Human health handbooks” Normal iron levels are crucial for healthy skin, hair, and nails.
May 2026 in “Journal of the Egyptian Womenʼs Dermatologic Society” Higher oxidative stress markers are linked to hair loss in post-COVID-19 patients.
163 citations
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November 2003 in “Journal of Investigative Dermatology” Low iron levels may be linked to some types of hair loss in women.
1 citations
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December 1972 in “Journal of Colloid and Interface Science” Ethanol spreads well on hair at low humidity but less so at higher humidity due to water condensation.
62 citations
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January 2013 in “Skin Pharmacology and Physiology” Low iron and vitamin D levels are linked to hair loss in women.
55 citations
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January 2000 in “Cell biochemistry and function” Alopecia patients have lower antioxidants and higher lipid damage in their blood.
5 citations
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June 2024 in “Cureus” The methods tested are reliable for assessing dandruff reduction.
3 citations
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April 2015 in “Cleveland Clinic Journal of Medicine” The woman has scurvy and needs more vitamin C.
14 citations
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January 2006 in “Journal of Investigative Dermatology” Transferrin receptor expression increases iron in mouse skin cells without causing damage.
7 citations
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May 1979 in “Medical & biological engineering & computing” The trichometer accurately measures hair growth and is easy to use.
1 citations
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January 2016 in “American Journal of Clinical and Experimental Medicine” Men with androgenic alopecia have different hair copper levels than those without.
GV-350 improves hair growth and quality of life in iron-deficient women without side effects.
7 citations
,
May 2024 in “Gels” The new collagen and tannic acid hydrogel effectively stops bleeding and aids tissue repair better than current options.
December 2023 in “Frontiers in Medicine” Hair samples can reliably monitor tacrolimus levels in kidney transplant patients.
179 citations
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May 1982 in “The Journal of clinical investigation/The journal of clinical investigation” High levels of 3 alpha-diol glucuronide in the blood are a marker of increased androgen action in women with excessive hair growth of unknown cause.
May 2023 in “Journal of The American Academy of Dermatology” Most lab tests for patients with Telogen effluvium, a type of hair loss, show no or mild abnormalities; only a few specific tests are useful.
1 citations
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January 2021 in “Turkish Journal of Medical Sciences” Women with telogen effluvium should be tested first for vitamin and mineral deficiencies.
April 2025 in “Düzce Tıp Fakültesi Dergisi” Vitamin D deficiency is common in children with non-scarring alopecia, and managing it may help treatment.
January 2023 in “Journal of Veterinary and Animal Sciences” Dogs with skin lesions often have blood abnormalities and damaged hair.
July 2022 in “Research Square (Research Square)” Hair analysis can somewhat track past testosterone levels but is influenced by factors like hair washing, growth rate, sex, and hair color.
1 citations
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April 2021 in “Journal of the American Academy of Dermatology” Inconsistent platelet counts in PRP are due to varying blood volumes, preparation methods, and analyzer types.