There’s no known connection between blood types and side effects from COVID-19 vaccines. study of 107,796 people: This study didn’t find any relationship between blood type and COVID-19 risk or disease severity.ĭoes your blood type affect COVID vaccine side effects? People with Rh-negative blood type had a decreased risk of infection, intubation, and death. The risk of death was increased for people with Type AB and decreased for people with Type A and B. People with Type A had a lower risk of needing intubation, and people with Type AB and B had an increased risk. study of 14,112 people: This study found a slightly higher risk of infection among all blood types except in people with Type O. study of 1,289 people: This study didn’t find a relationship between blood type and risk of serious disease or higher risk of death from COVID-19. study of 2,033 people: White people with Type A may have increased risk of serious illness if they have COVID-19, whereas people with Type O had a decreased risk of a serious illness. But there was no association between blood type and hospitalization.įrench study of 1,279 military members: This study didn’t find a relationship between blood type and the risk of COVID-19 infection. If they were infected, they had a lower risk of having a severe illness.Ĭanadian study of 398,671 people critically ill with COVID-19: Those with Type A or AB had an increased risk of needing a ventilator to help their breathing and having a longer stay in the intensive care unit (ICU), compared to those with Type O and B.Ĭhinese study of 2,173 people: People with Type A blood had an increased risk of getting infected with COVID-19, and those with Type O had a lower risk.Ĭhinese study of 2,153 people: People with Type A had a higher risk of COVID-19 infection, and those with Type O had a lower risk.ĭanish study of 473, 654 people: People with Type O had a lower risk of getting infected with COVID-19. But this type of study can’t determine cause and effect.Ĭanadian study of 222,556 people: Those with Type O and Rh-negative blood had slightly lower risk of getting infected with COVID-19. Note that these are all observational studies, which can find links. Several studies have looked at the connection between COVID-19 and blood type. What do recent studies say about blood type and COVID? There’s no clear relationship between having a certain blood type and the severity of COVID-19 illness. Having Type O and any Rh-negative blood type might help protect against getting infected with COVID-19. Having Type A blood may increase your risk of getting COVID-19. But only four of the studies found a connection between a specific blood type and the severity of COVID-19 illness.
Among recent large studies, 8 out of 9 found some kind of association between blood type and the risk of getting sick with COVID-19. In the whirlwind of COVID-19 over the past 2 years, a few researchers have tried to answer this question using the available data. The simple answer is that we still don’t know. Is there a link between blood type and COVID risk?
B negative blood type pay update#
This article provides an update on recent research on blood types and their relationship to COVID-19. Now researchers are looking at whether having a certain blood type can increase your risk of getting COVID-19. Mixing different blood types can trigger a serious allergic reaction.
Knowing your blood type is important for several reasons, like if you ever need a blood transfusion. So there are eight different blood types: A+, A-, B+, B-, O+, O-, AB+, AB. Blood types can be further classified by a protein called the “Rh factor,” which is either present (+) or absent (-). There are four main blood types: A, B, AB, and O.
In recent months, many have wondered if blood type plays a role in the body’s ability to fight COVID-19.
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