Iron and vitamin deficiency anemia are two of the most common forms of anemia and are caused by either a shortage of iron or Vitamin B12 and folate in your body. Almost any person can get iron or vitamin deficiency anemia, so being aware of your risk can help you prevent it. The following conditions may cause a shortage of iron, vitamin B12, or folate and lead to anemia:  Vegans who don't eat animal products or people with a poor diet Excessive blood loss from heavy menstrual bleeding, surgery, or other trauma A gastric ulcer Cancer, especially intestinal cancer Polyps or other diseases, such as or Crohn’s or celiac disease, of the digestive tract Prolonged use of aspirins or NSAIDS Pregnancy Insufficient iron, vitamin B12, or folate consumption in your diet The signs of anemia don't show up immediately, or they may be mild. Be aware of these symptoms:  Fatigue Weakness Dizziness Headache Numbness or coldness in your hands and feet Low body temperature Pale skin Rapid or irregular heartbeat Shortness of breath Chest pain Irritability
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