The human body is created up of numerous various organs that every have a particular role in maintaining the great well being of an individual. The brain is involved in thought, reasoning and, in general, controling our actions the heart pumps blood about our body supplying all the organs with important nourishment the lungs load our blood with oxygen that assists supply the energy we need to function the stomach, kidneys, liver, intestine and bladder all function in unison to extract nutrients from our food and dispose of unwanted toxins. Every organ plays an important and distinctive component keeping us alive (see diagram below).
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In order to carry out its appointed role, an organ comprises of billions of cells of various kinds, every arranged in tightly controlled structures that form the overall architecture of the organ. It is the cells that are really responsible for the correct functioning of the organ. If some thing goes wrong with an organ, then in order to treat it, we should restore the correct functioning of these cells.






