December 2025 in “Egyptian Reviews for Medical and Health Sciences .” More lesions mean more severe alopecia areata.
September 2025 in “Journal of Dhaka Medical College” Lower vitamin D levels are linked to more severe alopecia areata.
Higher apelin-12 levels may indicate more severe acne.
November 2023 in “Biology” Lower hair copper and copper-to-zinc ratio are linked to more severe coronary artery disease.
September 2023 in “Journal of the American Academy of Dermatology” Having PCOS does not make hidradenitis suppurativa worse.
February 2023 in “Suez Canal University Medical Journal” Lower survivin levels in blood are linked to more severe and progressing alopecia areata.
April 2022 in “International journal of respiratory and pulmonary medicine” People with lower levels of free testosterone tend to have worse COVID-19 outcomes.
October 2021 in “QJM: An International Journal of Medicine” People with severe hair loss have higher levels of a protein called interleukin 17 in their blood.
December 2021 in “Egyptian Journal of Dermatology and Venereology” Oxidative stress may worsen female pattern hair loss and could help track the disease and treatment.
August 2019 in “Journal of The American Academy of Dermatology” PFD patch helps laser tattoo removal, trichoscopy diagnoses AGA, and serum boosts SOD activity.
May 2015 in “Journal of The American Academy of Dermatology”
Men with higher body mass index (BMI) in Taiwan tend to have more severe hair loss.
December 2024 in “Skin Appendage Disorders” Traction alopecia reduces hair density and thickness; proper hair care can help prevent it.
20 citations
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June 2017 in “Hormone Molecular Biology and Clinical Investigation” Long-term use of dutasteride for enlarged prostate may worsen blood sugar, cholesterol, and erectile dysfunction.
20 citations
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June 2015 in “Hormone Molecular Biology and Clinical Investigation” Finasteride worsens erectile dysfunction and lowers testosterone in men with enlarged prostates, unlike tamsulosin.
20 citations
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June 2010 in “Genes and Immunity” Blood tests can help understand the genetic differences in people with alopecia areata, including how severe it is and if it's inherited.
13 citations
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March 2014 in “Journal of Clinical Laboratory Analysis” Higher MIF levels in alopecia areata patients suggest it could be a treatment target and disease predictor.
12 citations
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March 2012 in “JEADV. Journal of the European Academy of Dermatology and Venereology/Journal of the European Academy of Dermatology and Venereology” A specific gene mutation in Japanese people can cause varying degrees of hair thinning in adulthood.
11 citations
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December 2012 in “Alcoholism Clinical and Experimental Research” Ethanol withdrawal reduces the brain's response to certain calming steroids, making seizures harder to control.
2 citations
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July 2025 in “Advances in Therapy” Alopecia areata negatively impacts quality of life and work, even with moderate hair loss.
1 citations
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July 2023 in “Al-Azhar Medical Journal” Higher antigliadin antibodies are linked to more severe alopecia areata, suggesting screening for celiac disease in these patients.
1 citations
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June 2023 in “Cosmoderma” Trichoscopy is better than the hair pull test for tracking alopecia areata.
1 citations
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June 2022 in “Journal of The American Academy of Dermatology” Combining scalp photos with hair density and caliber measurements gives a more accurate assessment of hair loss.
1 citations
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April 2018 in “Revista da Sociedade Portuguesa de Dermatologia e Venereologia” Hidradenitis suppurativa is a chronic skin condition more common in women, linked to genetics and lifestyle factors, and associated with various other health issues.
Lower vitamin D levels are linked to more severe hair loss in men.
May 2025 in “International Journal of Trichology” Trichoscopic evaluation is important for assessing hair loss in women.
October 2024 in “Archives of Dermatological Research” Higher GPER-1 levels are linked to more severe and shorter-duration androgenetic alopecia, suggesting GPER-1 as a potential treatment target.
December 2023 in “European journal of dermatology/EJD. European journal of dermatology” More effective treatments are needed for severe alopecia areata.