Low hemoglobin or anemia in junior high school students can be cured differently due to specific causes and different personal conditions. Nutrition-related anemia can be cured, while some diseases of the blood system cannot be cured. 1. Iron deficiency anemia: junior high school students are in puberty, easy to cause iron deficiency, resulting in iron deficiency anemia, at this time to give iron supplementation treatment, strengthen the nutrition can make the hemoglobin back to normal. 2. Aplastic anemia: it is anemia caused by bone marrow hematopoietic dysfunction. Generally, aplastic anemia is difficult to be treated, and some of the patients can be completely cured after immunosuppressant treatment or bone marrow hematopoietic stem cell transplantation. However, some patients cannot be completely cured. 3. Megaloblastic anemia: lack of folic acid or vitamin B12 can cause megaloblastic anemia, and the anemia can be improved after supplementing folic acid and vitamin B12. 4. Intestinal diseases: peptic ulcer, chronic enteritis and other causes of malabsorption, triggering anemia, after the primary disease is cured, the hemoglobin level will rise and recover. There are many other reasons for low hemoglobin, you should consult a doctor in time to clarify the severity of anemia and the type of anemia, and actively look for the cause of anemia, and then give corresponding treatment.