Blood types affect many more decisions we make, including our diets and health.
Diet
Could eating a diet based on your blood type -- O, A, B, or AB -- help you trim down and get healthier? That's the idea behind the Blood Type Diet, created by naturopath Peter J. D'Adamo. Read more ...
Dr. Oz Eat Right for Your Type
Personality
Blood Type Reveals Personality
Living and Loving According to Your Blood Type
Blood Types and Your Love Life
Culture
Blood types in Japanese culture
Astrology
The Search for an Astrological Signature of Blood Types
Astrological Signs and Blood Types
Alien Theories
When aliens created the human race as part of a biogenetic experiment, RH negative people may have traces of alien blood. There may also be a connection with abductees having rare blood types and a negative RH factor. Nothing has been proven.
A blood type (also called a blood group) is a classification of blood based on the presence or absence of inherited antigenic substances on the surface of red blood cells (RBCs). These antigens may be proteins, carbohydrates, glycoproteins, or glycolipids, depending on the blood group system. Some of these antigens are also present on the surface of other types of cells of various tissues. Several of these red blood cell surface antigens can stem from one allele (or very closely linked genes) and collectively form a blood group system. Blood types are inherited and represent contributions from both parents.
A total of 33 human blood group systems are now recognized by the International Society of Blood Transfusion (ISBT). The two most important ones are ABO and the RhD antigen; they determine someone's blood type (A, B, AB and O, with +, − or Null denoting RhD status). Read more ...