Mirror-image twins can have alopecia areata on opposite sides of their heads.
9 citations
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April 2019 in “Journal of Structural Biology” Keratin fibers in hair twist left-handed.
8 citations
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March 2019 in “Progress in Human Geography” Hair significantly shapes body identity and social interactions, influencing how we perceive and relate to our bodies.
175 citations
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November 2009 in “PLOS ONE” Women look young for their age due to larger lips, less sun damage, and genes that prevent gray hair and wrinkles.
September 2016 in “Springer eBooks” Looking older on the outside might be linked to aging faster on the inside and can be affected by lifestyle choices and health risks.