There are dozens of blood diseases that can affect any one of the 3 main parts of blood. Those 3 main parts of blood are: red blood cells, white blood cells and platelets. Blood disorders can also affect the liquid part of blood, the plasma, as well. Depending on what type of blood disorder it is will depend on the type of treatment that will be used. Find all the information about blood disorders, their types and what part of the blood they affect with news, articles and overviews.