While it may seem like something that € totally benign and not really of much use in our day-to-day dealings with people, there are situations where the knowledge can actually become a factor between life and death. Otherwise, an allergic-type reaction may occur. Several completed and ongoing research have also shown that knowing one € blood type can also lead. Blood Typing As A Basic Necessity 1 comment Leave a reply One of the basic information that people need to know about themselves is what their blood type is. Knowledge of one € blood type is especially useful in times of emergencies, when there is a sudden need for blood transfusion. In cases where a blood transfusion may be necessary, such as in tragic car accidents or due to a medical condition such as dengue fever, there is a need to ensure that the blood type of the donor should be compatible to that of the recipient. Sometimes, reactions due to incompatible blood types can prove to be fatal.

Each individual can have any of four blood types € A, AB, B or O € which are inherited from and are dependent upon one € parents.