Anemia is a disease in which the body suffers from lack of hemoglobin. Anemia is a serious disease and it is caused by the lack of iron in the body. Sometimes usage of colon cleanser may lead to this disease.If someone has Anemia then he should eat those foods which offer iron to the body. Foods like spinach, pulses, fish and legumes are good sources of iron. One may also eat pomegranate and red foods for getting iron for the body. When someone suffers from this disease then doctors prescribe iron tablets to him/her. Anemia may make people extremely weak or they may feel lack of oxygen at times.