Hektoen International

A Journal of Medical Humanities

Tag: 1916

  • Blood type and personality

    Nonoko Kamai Nagoya, Japan   ICS code block for blood bag identification (sample). Photo by ICS International GmbH. 2013. Via Wikimedia. CC BY-SA 3.0. Why do Japanese people believe in a relationship between blood type and personality? Beginning in the 1970s, the blood type personality hypothesis became fashionable in Japan and it is still popular…