Can a hospital stay make you anemic?
Frequent blood testing after a heart attack can deplete red blood cells.
Anemia — having too few oxygen-carrying red blood cells in circulation — is a blood problem that plagues millions of people. Among anemia's many possible causes are diets poor in iron or folic acid, kidney disease, internal bleeding, and cancer.
Now, add a hospital stay to that list. Three reports highlight just how common it is to develop anemia during a hospital stay after a heart attack and anemia's harmful effects on health and survival. One culprit: having too much blood removed for tests.