The four common blood types of today include A, B, AB and O. The differences between each blood type is dependent on the proteins in the blood, but when it comes to RH negative blood types, which make up about 10 to 15 percent of the population, they don’t have these proteins.
The question that is on the minds of scientists now, is where this group of RH negative blood type people originates from. Looking back about 35,000 years, scientists believe that the blood type is linked to specific tribes and groups.
Some common characteristics of people with this blood type include having a higher IQ, having a lower body temperature, having more awareness (physically and emotionally), having red hair, being sensitive to heat, and having blue, green or hazel colored eyes.
This blood type is shrouded in even more mystery when we look at pregnant women. RH negative women who become pregnant have difficulty delivering a baby with an RH positive blood type, as their bodies naturally attack and try t