Blood Type Calculator

Our interactive blood group calculator determines a baby's probable blood type based on mom's and dad's blood types, and vice versa. ... read more »

Fertility and Blood Groups

My partner and I have different blood groups. Does this affect fertility? ... read more »

Blood Type and Rh Rhesus Status By Countries

Chart showing blood types (A, B, AB, O) and Rh Rhesus status (Rh-positive and Rh-negative) by country. About 92% of all people are Rh-positive and the rest are Rh-negative. ... read more »

Ethnic Distribution Of Blood Types

There are four blood types: O, A, B, and AB. The blood types have different racial and ethnic differences. ... read more »

Blood Test for Blood Type and Rh Status And Antibody Screen

At your first prenatal visit, the doctor will do several blood tests such as your blood type, whether it's type O, A, B, or AB, and the Rh status, whether it's Rh-negative or Rh-positive. ... read more »