Blood Groups: Does Your Blood Type Determine Your Personality?

The phrase “ketsueki-gata” refers to determining a person’s personality based on their blood type. Since the 1930s, the phrase has been more well-known because of a paper written by a Japanese professor named Tokeji Furukawa, who claimed that each blood type corresponded to a particular personality trait.
Based on their antigens, the four main blood types A, B, O, and AB can be distinguished from one another. The presence of antigens on the surface of red blood cells provides insight into the efficiency of your immune system.
You might be shocked to learn that because they firmly believe in the blood type personality theory, Japanese people enjoy inquiring about the blood types of others.

Blood Type Personality Theory is Advanced by Japanese Professor Tokeji Furukawa
It’s possible that the notion that one’s blood type affects their personality didn’t originate in Japan in the first place. An article in Scientific American claims that Hippocrates and Aristotle investigated the idea that a person’s personality could be dependent on their blood type.
According to the article, blood was chosen as a physiological property that might be divided into different categories by Japanese Professor Tokeji Furukawa.
His research served as the foundation for 204 articles by other scientists exploring the relationship between blood types and personality.

There are four primary blood types: A, B, A/B, and O. According to personality theory, the type of blood you have indicates the type of person you are, and the type of blood you have directly correlates to one of four personality types. It’s important to note that, again, the ideas below are not backed by consistent information and should be considered more of a fun idea to explore rather than absolute markers of personality or individual identity.
Everyone exists on a spectrum, and none of us can be summed up or defined simply by our blood type. As you read this, you are likely to identify with all or multiple of the descriptions to some degree or another, regardless of your blood type.

Blood Type A Personality
People with blood type A may be clever, passionate, sensitive, and cooperative. They can be loyal and patient, and they love peace. Sometimes, they may be overly sensitive about different things as compared with other blood types. For instance, they might care a lot about etiquette as well as social standards. According to blood type personality theory, A personality does not like to break the set rules on etiquette or the societal standards or rules that have been laid down. Occasions, when they choose to break the rules, are considered self-fulfilling prophecies.

Blood-type personalities are regarded as deliberate decision-makers who are known to take their time before making any choice. They also struggle with multitasking because they want to focus on one thing at a time. People with blood type A are very organized and may not like chaotic behavior.

These blood types tend to have everything organized and in its proper place. They could even take extreme measures to maintain order and cleanliness.
They might have a plan for everything, and they might treat every work they undertake seriously and consistently. Many OCD sufferers fall into this group, and they may benefit from obtaining professional counseling in order to learn how to stop their obsessive-compulsive behaviors.

A blood type individual may be extremely stubborn and sensitive to stress. They may appear more acute because they may have higher amounts of the stress hormone cortisol.
They desire to live in peace with everyone, avoid arguments, and work cooperatively with people in the neighborhood.
When they don’t want to share their thoughts or opinions, they have a tendency to remain to themselves more.
These are some of the characteristics of blood type A that are most typical:

• Kind
• Shy
• Stubborn
• Attentive
• Composed
• Polite
• Tense
• Withdrawn

Friends tend to find type A personalities to be very dependable and trustworthy.
You may rely on your buddies who have this blood type if you are in danger.
They may be reluctant to express their feelings; they keep their opinions or sentiments about things to themselves and only display vulnerability when they feel at ease.
Richard Nixon, George Bush, Jet Li, Britney Spears, and other well-known individuals have blood type A.

Blood Type B Personality
People with the B blood type may be more likely to be creative individuals. Individuals who have B blood may make their decisions quickly, and they are not good at taking orders. When type B blood people focus on something, they put their all into it, and they are unlikely to let go, even if the goal seems unachievable or impractical. People with a B blood type can have a very strong drive or desire to be the best at anything that they have set their minds to do.

However, the blood type personality theory claims that those with this blood type have weak multitasking abilities. They are more inclined to give their full attention to whatever they now have their minds focused on, neglecting other crucial responsibilities.

People with B blood types may experience a lot of prejudice due to potentially unfavorable personality qualities as a propensity to be occasionally disagreeable, selfish, or stubborn.
Even while people with blood type B (like anybody else) have many positive traits as well, society tends to emphasize their negative traits.
They may therefore be more likely than other blood types to be loners and alienate themselves from others.

According to the blood type personality theory, they may want to proceed at their own pace. People with blood type B frequently exhibit the following favorable characteristics:

• Curious
• Relaxed
• Strong
• Adventurous
• Creative
• Passionate
• Active

Being “wild,” erratic, unforgiving, selfish, uncooperative, reckless, or unpredictable are examples of bad attributes. As they are both deliberate and aspirational, As and Os tend to balance Bs. Leonardo DiCaprio, Jack Nicholson, and Vince Young are well-known individuals that have type B.
Blood type B individuals get along best with other B individuals, although they can also communicate well with AB individuals.

Blood Type AB Personality
According to the hypothesis, blood type AB is a blend of personality types A and B. People think of AB types as difficult and dual. For instance, they can be both shy and outgoing, exactly like Bs.
This blood type is occasionally thought to have two personalities, and Abs may conceal their true selves from strangers. Before getting to know someone, it might be challenging for a stranger to determine which personality type an individual with type AB has.

The rarest blood type in the world is AB, which is why so few people have it. People with blood type AB are empathic and are prone to use caution when engaging with others. They make sure to take into account the perspectives of others. These individuals are regarded as humanists and have great logical and analytical abilities.

Some of AB blood types’ good traits can include the following:

• Caring
• Charming
• Composed
• Dependable
• Sociable
• Ambitious
• Adaptable
• Diplomatic

The negative characteristics of an AB personality can include being self-centered, reckless, vulnerable, unsure of one’s decision, forgetful, critical, and unforgiving. Barack Obama, Marilyn Monroe, Jackie Chan, and John F. Kennedy are notable AB blood types.

Blood Type O Personality
Blood type O individuals are seen as extroverted, ambitious, and brave. According to the blood type personality hypothesis, they typically have high expectations of themselves and put in great effort to meet them. Those with blood type O excel at leadership. They don’t worry about small things, which may come across as conceited to blood group A individuals who could be too sensitive.

Some of the positive personality traits in people with blood type O include the following:

• Self-determined
• Easygoing
• Optimistic
• Confident
• Loyal
• Cautious
• Passionate
• Resilient
• Devoted

Os can exhibit negative traits such as jealousy, rudeness, ruthlessness, insensitivity, impatience, unpredictability, coldness, self-centeredness, workaholism, and arrogance.

Blood type O people are exceptionally resilient and powerful, which is why the Japanese refer to them as warriors. They hate those who conceal the truth or tell lies since they are honest individuals.
O people tend to focus more on the big picture and are less overly concerned about little details. Queen Elizabeth II, Paul Newman, Elvis Presley, Ronald Regan, John Gotti, and Gerald Ford are notable blood type O individuals.

Medical Concerns Regarding Blood Typing
Scientific studies and peer-reviewed studies have mainly focused on how blood type and the immune system function in relation to ailments like cardiac disease and stomach cancer, although blood typing has been considerably examined as a form of social psychology. Depending on a person’s blood type, blood typing may assist identify an elevated risk of heart disease.
Pregnant women, who may have weakened immune systems depending on their blood types, should be especially concerned about heart disease.

A higher risk of stomach cancer has also been linked to different blood types. The quantity of red blood cells a person has directly affects how well they are able to fight against illnesses and bacteria.
Red blood cells are immunological sensors in our bodies, according to recent research, and they may provide a hint for identifying infections in severely ill patients.

The heart has to work harder during pregnancy, stressing the heart and blood vessels. A pregnant woman’s heart rate increases due to an increase in blood volume and cardiac output. At the same time, a pregnant woman may have shortness of breath and dizziness due to a drop in blood pressure that can occur during pregnancy.
The Harvard School of Public Health reports that women with blood types A, B, or AB are more likely to have heart illness. According to a study on cancer and blood types, those with type A blood had a higher risk of developing stomach cancer, whilst those with type O blood had a slightly lower risk.

The reason is that people with blood type A are more prone to H. pylori infections.

Regardless of your blood type, whenever you have a serious physical condition, it can impact your mental health. If this occurs, a licensed therapist can help you cope with trying times. Can I Change Undesirable Aspects Of My Personality?

The blood type personality theory has not been supported by peer-reviewed research, as was previously stressed. Having stated that it is important to consider why someone would decide to take a personality test, such as the Myers-Briggs personality test, enneagram test, or blood type personality questionnaire.
This choice can be an indication of a desire to learn more about our assets and liabilities. Licensed healthcare practitioners are a more dependable resource in this case.

Do you have a personality quirk that others find objectionable?
In the face of difficulties, are you interested in altering your routines or coping techniques?
You could find that online counseling is a good option for you, especially since you can set up appointments that fit into your schedule.
Additionally, if you have a strong internet connection, you can attend an appointment from anywhere.
These advantages might make getting help easier for more reclusive people.

Online therapists can use a variety of treatment approaches, including cognitive behavioral therapy (CBT), to help participants achieve their goals. When it comes to changing personality traits, specifically, internet-based CBT has been found effective as an intervention for improving symptoms of neuroticism when it comes to severe health anxiety. In a separate study, researchers screened undergraduate college students for maladaptive perfectionism and utilized a web-based CBT approach to effect positive changes in depression, anxiety, stress, and automatic thoughts.

Takeaway
Blood type personality theory is a fascinating topic that can make for interesting discussions in any circle. That said, personalities aren’t always easy to understand. If you’re struggling to understand your own personality or the personality of someone you care about, a licensed therapist can help you sort things out.

Content courtesy of Better Help & NFH