Did you know that your blood type can make you a lifesaver? Whether you're an O- universal donor or an AB+ universal ...

While everyone’s blood contains the same basic parts, there are eight different blood types. The type you have depends on genes you inherit from your biological parents. What makes your blood ...

This makes up approximately 10% of an adult’s weight. Blood type is determined by "the presence or absence of certain antigens – substances that can trigger an immune response if they are f ...

The rarest blood type is Rhnull. Unlike other blood types, people with Rhnull blood have no Rh antigens on their red blood cells. Healthcare professionals classify blood type according to the ...

According to the charts, the 10 countries with the highest prevalence of type A+ blood are: Armenia, Norway, Malta, Cyprus, Portugal, Japan, France, Switzerland and Turkey. Meanwhile, the 10 ...