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  2. Von Luschan's chromatic scale - Wikipedia

    en.wikipedia.org/wiki/Von_Luschan's_chromatic_scale

    Skin colors according to von Luschan's chromatic scale. Von Luschan's chromatic scale (VLS) is a method of classifying skin color. It is also called the von Luschan scale or von Luschan's scale. It is named after its inventor, Felix von Luschan. The equipment consisted of 36 opaque glass tiles which were compared to the subject's skin, ideally ...

  3. Human skin color - Wikipedia

    en.wikipedia.org/wiki/Human_skin_color

    This is an accepted version of this page This is the latest accepted revision, reviewed on 26 January 2025. "Skin pigmentation" redirects here. For animal skin pigmentation, see Biological pigment. Extended Coloured family from South Africa showing some spectrum of human skin coloration Human skin color ranges from the darkest brown to the lightest hues. Differences in skin color among ...

  4. Sex differences in human physiology - Wikipedia

    en.wikipedia.org/wiki/Sex_differences_in_human...

    In lighter-complected humans, male skin is visibly redder; this is due to greater blood volume rather than melanin. [48] [49] Conversely, females are lighter-skinned than males in some studied human populations. [50] [51] The differences in color are mainly caused by higher levels of melanin in the skin, hair and eyes in males. [52] [53]

  5. What a urologist wants you to know about male infertility

    www.aol.com/male-infertility-contributes-40...

    Treating your male fertility issues can start right now. If you’re sitting, stand up, and if you’re standing, start moving. Any improvements in physical health and activity can improve ...

  6. Fitzpatrick scale - Wikipedia

    en.wikipedia.org/wiki/Fitzpatrick_scale

    The Fitzpatrick scale has been criticized for its Eurocentric bias and insufficient representation of global skin color diversity. [9] The scale originally was developed for classifying "white skin" in response to solar radiation, [2] and initially included only four categories focused on white skin, with "brown" and "black" skin types (V and VI) added as an afterthought.

  7. When are you most fertile? How to find your monthly fertility ...

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  8. Physical attractiveness - Wikipedia

    en.wikipedia.org/wiki/Physical_attractiveness

    Manual labourers who spent extended periods of time outside developed a darker skin tone due to exposure to the sun. As a consequence, an association between dark skin and the lower classes developed. Light skin became an aesthetic ideal because it symbolized wealth. "Over time society attached various meanings to these coloured differences.

  9. Mating preferences - Wikipedia

    en.wikipedia.org/wiki/Mating_preferences

    Skin tone has also been found to be an honest indicator of youthfulness and fertility; with dark skin rated as more attractive than the lightest-skinned ones. [27] Another study found that women with tanner skin tone were preferred over those with pale or very dark skin, and that women with tan skin tones have higher sense of self-satisfaction.