The blood type diet asserts that different lectins, a broad class of proteins commonly found in foods, affect people with the various blood types differently.

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Of the 3,694 people in Wuhan without COVID-19, 32.16 percent were A type, 24.90 percent B, 9.10 percent AB, and 33.84 percent O. . Trauma-related death rates for those with type O blood were 28 percent, compared to 11 percent among those with other blood types. An old Japanese belief states that each blood type is associated with specific personality traits, and that mere knowledge of the blood type can be used to predict the general temperament and basic behavior of an individual. The other is that unlike some countries, there is a relatively balanced distribution of blood types within the Japanese population: approximately 40 percent Type A; 30 percent Type … In those who died of COVID-19, 41.26 percent had type A blood and about a quarter had type O. AB blood is a universal donor for blood plasma. The researchers hope the study would help health care workers improve the treatments for coronavirus patients.

(Read more about those in Things Your Blood Type Says About You.) Based on these blood types, some basic demographic data can be collected about how our blood makes us the same, but also creates certain differences. Although it lacks scientific evidence, it is widely popular in quizzes, magazines and television shows in Japan. O blood is a universal donor for red blood cells and O Negative blood can be given to anyone, making it particularly valuable for blood donations.

People with type A blood covered 37.75 percent of the coronavirus patients in the study, while 25.8 percent had type O blood.

A blood type (blood group) is defined as the classification of blood based on the presence or absence of inherited antigenic substances on the surface of red blood cells (RBCs). The new study demonstrates that while people’s overall risk of pancreatic cancer is relatively low — with nearly 40,000 new cases diagnosed annually in the United States, compared with nearly 150,000 new cases of colorectal cancer — people with blood types A, B, or AB were more likely to develop the disease than those with type O. On the other hand, some solid research has linked different blood types to higher rates of certain diseases.