Interesting Research About All Blood Group:

A(+)       :         Good Leadership

A(-)        :         Hardworking

B(+)       :         Can Give Up(Sacrifice) For Others

B(-)        :         Non-Flexible, Selfish & Sadistic

O(+)       :         Born To Help

O(-)        :         Narrow Minded

AB(+)     :         Very Difficult To Understand

AB(-)      :         Sharp & Intelligent