Currently, no scientific evidence supports a cause-and-effect relationship between a person's blood type and personality traits. Even using current investigative methods, a 2021 study examining blood type and personality demonstrated no significant correlation.
Of the eight main blood types, people with type O have the lowest risk for heart disease. People with types AB and B are at the greatest risk, which could be a result of higher rates of inflammation for these blood types. A heart-healthy lifestyle is particularly important for people with types AB and B blood.
People with B blood type are thoughtful and empathetic towards others and make good and reliable friends. These people also face a lot of discrimination because of their negative personality traits such as selfishness and being uncooperative at times.
blood royal in American English
noun. all persons related by birth to a hereditary monarch, taken collectively; the royal kin.
One of the world's rarest blood types is one named Rh-null. This blood type is distinct from Rh negative since it has none of the Rh antigens at all. There are less than 50 people who have this blood type. It is sometimes called “golden blood.”
Brain Function and Memory Loss
People who have blood types A, B, and AB are up to 82 percent more likely to develop cognition and memory problems — which can lead to dementia — compared to those with Type O.
Type O negative red blood cells are considered the safest to give to anyone in a life-threatening emergency or when there's a limited supply of the exact matching blood type. That's because type O negative blood cells don't have antibodies to A, B or Rh antigens.
They say people with type A blood are calm and collected, artistic, and polite; people with type B blood are practical, goal-oriented, and strong-willed; people with type O blood are outgoing, energetic, and outspoken; and people with type AB blood tend to have characteristics on both sides of the spectrum.
O-Personality
People with blood type O are considered to be outgoing, go-getters, and daring. Blood type personality theory states that they usually set high standards for themselves, and they do all they can to achieve them.
AB negative is the rarest of the eight main blood types - just 1% of our donors have it. Despite being rare, demand for AB negative blood is low and we don't struggle to find donors with AB negative blood.
Interestingly, a high proportion of centenarians in our cohort (70%) were of O blood type, which has been found in several studies and meta-analyses to protect from cardiovascular diseases and cancers (e.g., pancreatic and gastric cancers)17.
Why? O negative blood can be used in transfusions for any blood type. Type O is routinely in short supply and in high demand by hospitals – both because it is the most common blood type and because type O negative blood is the universal blood type needed for emergency transfusions and for immune deficient infants.
Blood Type AB
But in reality, they are actually among the most caring, honest, and romantic of the blood types, and are generally the first to forgive.
Type A individuals do best with low impact, relaxation based workouts including tai-chi, aerobics and yoga. Although these sort of calming exercises are best, it doesn't mean you can't break a sweat in the process. Even if you prefer some higher impact activities, maintain mental calmness to benefit your body most.
Similar studies have linked different blood types to success in different kinds of sports. According to analysis done on Japanese athletes' data, type O tends to lead to athletes who are good at ball games, whereas the somewhat more self-absorbed traits associated with type B might promote success at solo sports.
Previous studies have found that people with blood type A or B were more likely to have cardiovascular disease or experience a blood clot than people with type O blood, and that people with type O blood were more likely to have a bleeding condition.
Our review shows that blood group O protects individuals against SARS-CoV-2, whereas blood group A predisposes them to being infected.
No significant association between ABO blood groups and Alzheimer's disease was found by Renvoize11 or, more recently, by Vasan and collegues12.
People with blood type AB may be more likely to develop memory loss in later years than people with other blood types, according to a study published in the September 10, 2014, online issue of Neurology®, the medical journal of the American Academy of Neurology.
The study found a significant association between blood group B and type 2 diabetes mellitus (p=0.006), whereas a negative association was seen between the blood group O and type 2 diabetes mellitus (p=0.001).
Famous Type O personalities: Queen Elizabeth II, John Lennon or Paul Newman.
Now, they have discovered a new group of blood types that you may need to be aware of in rare occasions. The new group is called the Er blood group. According to a study in the journal “Blood,” there are now a total of five Er antigens in this group based on genetic variations.
Currently, no scientific evidence supports a cause-and-effect relationship between a person's blood type and personality traits. Even using current investigative methods, a 2021 study examining blood type and personality demonstrated no significant correlation.