Like Japan, Korea also has an obsession with blood typing. Celebrity profiles include blood types along with height, weight, and interests. Dating/matchmaking service questionnaires always include blood type as one of the first questions. Casual social interactions usually include the exchange of blood type information. And my mother about had a cow when she discovered that J does not know his blood type, and has been bugging us to get it checked ASAP. Blood typing has taken such a strong hold on society that they will prescribe diets, therapies, and even relationship advice based on your blood type! "Blood type horoscopes" are common features in media outlets, and employers may use blood type in hiring decisions. I personally don't take much stock...