Learn what your psychological profile is according to your blood type.

There is a common belief that a certain blood group can make us more prone to deadly diseases or can protect us from them, and diets from blood groups are becoming increasingly popular.

But scientists have done some other research that understands a person's traits based on blood type.

We bring the study to them below:

Blood type A

If you have type A blood, you have fantastic traits. You are serious, creative, smart, reserved, patient and responsible. Sometimes you're a little stubborn and rarely let “things break over your back”. You are a strong and stable person. It is very difficult for you to express your feelings and fear to submit to them. You lack courage and it hurts a lot. You're a romantic spirit. In love, you are more compatible with people who have blood groups A and AB.

People perceive you as an intense person, and this may be linked to the fact that people with blood type do have higher levels of cortisol, a stress hormone that flows through their veins. People with blood type A would prefer physical activity such as yoga or Tai Chi to running or lifting weights because they reduce the tension and risk of heart disease. People's advantage with blood type A's are less attractive to mosquitoes, according to a study conducted by the Institute of Disease Control Technology.

Blood type B

This group of blood developed on the hot savannas of East Africa and then spread across the cold Himalayan plain to the masses of warriors who dominated the region. If you have B blood type, you're passionate, active, creative and strong. You're a practical person and you'd rather do things to the end than dream. Sometimes you're a little impulsive and irresponsible and you find it hard to forgive people. You're flexible and you have an adventurer spirit.

You're preoccupied with the present moment and you don't care much about what's coming, but once you fall in love, no one else exists. In love, you are more compatible with people who have B and AB blood groups. Bilance is the most important to people with blood type B. If you go from extreme to extreme, you can disrupt your sleep rate, increase your risk of depression and insulin resistance, says Peter J. D'Adamo, naturopatic doctor and author of “4 blood groups for 4 diet”. People with B blood type must eat green vegetables and low-fat milk products, writes the KP.

AB Blood Type

If you have a blood group AB, you're a quiet, rational, adaptable person. You can also be critical and undecided. Some people even feel that you have a double personality. Sometimes you need a little more time to admit some things. You live by your feelings. That's why you can sometimes act naive. You can find your soul mate in any blood group.

A study published in Neurology found that people with AB blood type faced an 82 - percent higher risk of cognitive decline and were at the highest risk of memory loss later in life. If you have an AB blood group, it is important that you live a healthy lifestyle. According to a Harvard University study, people with AB blood type have a 23 percent higher risk of heart disease than people with blood type 0. Avoid caffeine, alcohol, and smoking.