August 2020 in “International Journal of Clinical Practice” No link between hair loss and blood groups or Rhesus factor.
1 citations
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January 2018 in “Annals of medical research” No link found between blood groups, Rhesus factor, and ferritin levels in women with hair loss.
March 2024 in “Asian Journal of Advanced Research and Reports” Smoking and alcohol are linked to early hair graying.
December 2025 in “Çukurova medical journal (Online)/Çukurova medical journal” Certain genetic markers and low vitamin D3 levels are linked to male pattern baldness.
13 citations
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January 2019 in “Indian Journal of Dermatology” Men with early-onset hair loss have more heart disease risk factors.