23 citations
,
August 2017 in “Scientific Reports” Darker hair may lead to higher cortisol readings, suggesting a need to adjust for hair color in studies.
5 citations
,
October 2008 in “Australasian Journal of Dermatology” This review aims to help medical practitioners understand inferential statistical methods to critically evaluate clinical trial design and analyses, but it doesn’t present new research findings.
March 2012 in “EFSA Journal” This analysis concluded that the evidence does not establish a cause-and-effect relationship between iron intake and the maintenance of normal hair growth in non-menopausal women with excessive hair loss.
54 citations
,
September 2012 in “Dermatologic Clinics” This review discusses possible medication-induced hair loss and the need to exclude other confounding factors like stress and illness; it reports no new clinical findings and emphasizes careful assessment before attributing hair loss to medications.
5 citations
,
January 2018 in “Acta dermato-venereologica” This study identified an association between premature hair greying and larger waist circumference among young healthy subjects.