European Journal of Dermatology


Diversity in human hair growth, diameter, colour and shape. An in vivo study on young adults from 24 different ethnic groups observed in the five continents Volume 26, numéro 2, March-April 2016


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There never were in the world two opinions alike, no more than two hairs or two grains; the most universal quality is diversity” (Michel de Montaigne, 1533-1592). With regard to shape, colour, size, transversal section…this famous philosopher was probably right: human hair clearly displays large variations and high diversity. When classified according to the degree of curliness, 8 types have previously been defined [1, 2], which largely encompasses the classic sub-division between [...]