What is Anemia ?

Anemia is the most common blood disease. When the red blood cell in the blood is not enough or the amount of hemoglobin in the red blood are decrease Anemia will develop.The red blood cell will live in our body for 100 days. After the 100 days the old red blood cell will died and the new red blood cell will replace it. The main role of hemoglobin is to carry the oxygen to the whole body of tissues and organs from the lung. When the amount of the red blood are decreasing, hemoglobin will also decrease at the same time. Red blood cell are produced in the bone marrow.

The types of Anemia is a lot. Different types of Anemia have different signs and symptoms. In the future, we will talk about the signs and symptoms for the most common types of Anemia and what causes Anemia.