Black Screen when turn on computer all i can see is my mouse arrow. 1. Try pressing Ctrl+Alt+Del. 2. In Task Manager, in the Processes tab, find explorer.exe, RightClick, End Process Tree. 3. From File, at the top left, New Task (Run...).
Iron-deficiency anemia is a common, easily treated condition that occurs if you don't have enough iron in your body. Low iron levels usually are due to blood loss, poor diet, or an inability to absorb enough iron from food.nemia also can occur if your red blood cells don't contain enough hemoglobin (HEE-muh-glow-bin). Hemoglobin is an iron-rich protein that carries oxygen from the lungs to the rest of the body. Iron-deficiency anemia usually develops over time if your body doesn't have enough iron to build healthy red blood cells.
Iron deficiency anaemia - Causes. Causes of iron deficiency anaemia. Iron deficiency anaemia occurs when the body doesn't have enough iron, leading to the decreased production of red blood cells. Red blood cells carry oxygen around the body. A lack of iron can be caused by several factors. Some of the most common causes of iron deficiency anaemia are outlined below.