Anemia is a blood disorder that causes weakness due to a lack of red blood cells or hemoglobin. It is the most common blood disorder in the world and can be caused by a variety of factors, including dietary deficiencies, chronic diseases, and genetic disorders. Symptoms of ANEMIA include fatigue, pale skin, shortness of breath, dizziness, and headaches. Treatment for ANEMIA typically involves iron supplements, dietary changes, and lifestyle modifications.