Question

excessive bleeding required blood transfusion. why?​

Answer 1

Explanation:

Getting many blood transfusions can cause too much iron to build up in your blood (iron overload). People who have a blood disorder like thalassemia, which requires multiple transfusions, are at risk for iron overload. Iron overload can damage your liver, heart, and other parts of your body.

Answer 2

Answer:

because excessive bleeding cause lack of blood in the body