Fast food restaurants are popping up all over the planet, but nowhere are they more a part of the culture than in the U.S., be it a drive-through or sit-down restaurant. While individuals have different motivations for going to fast food chains, there are specific reasons why they've became so popular and remain so. Price When it comes to restaurant dining, fast food is nearly as cheap as it gets, so price is one of the primary reasons people frequent them.
For animal diseases, see Leucosis. Leukemia, also spelled leukaemia, is a group of cancers that usually begin in the bone marrow and result in high numbers of abnormal white blood cells. These white blood cells are not fully developed and are called blasts or leukemia cells.
anaemia - a deficiency of red blood cells. anemia. aplastic anaemia, aplastic anemia - anemia characterized by pancytopenia resulting from failure of the bone marrow; can be caused by neoplasm or by toxic exposure.