There are four main components in our blood: red blood cells, white blood cells, platelets, and plasma. Of this, the red blood cells are an integral part of our lifeforce and they make up almost half of your blood. It is these tiny cells that deliver oxygen to the tissues in your body.
"A newborn baby has only three demands. They are warmth in the arms of its mother, food from her breasts, and security in the knowledge of her presence. Breastfeeding satisfies all three." — Grantly Dick-Read