Diseases are all over around and inside our body. Bacteria, viruses, pollen grains, fungal spores, wind, toxic materials, metabolic wastes are only a few of the examples. We cannot escape from their attacks unless we have something to protect us. Fortunately God has provided us with a system that guard against such hazardous objects.
In it we have bone marrow that contains stem cells which are capable of becoming any other type of cells including antibodies. The system can also supply nutrients a