What are the risks of having a hemoglobin level of 7.5? i have low iron anemia, easy bruising, chest pains, and loss of appetite.

See your doc SOON: Find out why you have such a profound iron deficiency anemia- causes generally due to menstrual loss, gut loss, poor absorption of iron due to bowel diseases like celiac sprue, and/or poor intake. Underlying diseases can cause loss of appetite, or rsult of iron def. Low iron can cause fatigue, bruising, irritability, poor concentration (even w/o anemia). Low HGB can cause w/stroke, heart problems.

A lot: Possible organ damage, especially the heart. It can lead to high output cardiac failure. You need to get this corrected! not a trivial matter. It can also affect your schooling. Hope this helps.