Is O blood group a universal donor

Can People With O Blood Group Donate Blood to All?

Have you seen people in critical medical conditions battling with life and looking for blood as per their blood group types? All such medical emergencies arise because of the differences in the blood groups humans are born with. Human bodies are capable of producing blood for its complex inner functions from the marrow cells. But in cases when they cannot produce enough blood on their own or when ample amount of blood is lost, blood is transfused externally. We were told that the blood group “O” is a universal donor and hence can give blood to anyone. Is this true? Not really! Let us see why and how. Read More…