My heart
Did you now that the heart pumps the blood to all
parts in your body.The red blood cells carry oxygen
to all parts of the body and the white blood cells
protects the blood against disease.When you are
walking or running you need oxygen. If you don’t
have oxygen you will die.So you need oxygen.
parts in your body.The red blood cells carry oxygen
to all parts of the body and the white blood cells
protects the blood against disease.When you are
walking or running you need oxygen. If you don’t
have oxygen you will die.So you need oxygen.