Primary key to open the door to the healthy body is mainly built by the healthiness of every body cell. The healthiness of billion body cells must be treated and maintained well. Every moment body cells always spinning the machine of our body therefore it works well. This is a reason why now medical world more likely to concern about maintaining body cells to be always healthy. Complete nutrition and adequate oxygen are very needed, cells shouldn’t lack of them.

Body Cell
Body cells is a kind of kitchen inside human body (molecular biology, Linus Pauling). To provide complete menu as body needs, the main raw materials must be available to use first. The raw materials which are foods to cells derived from what we eat and what we drink in everyday life. Therefore, all food substances which are needed by the body cells must be served with the diversity of foods on the table. Lack of one food substance can cause the body machine can not work properly.
It is not sufficient if we only maintain the portion and completeness of foods. We also need to be clever in choosing food that is safe to consume. The mistake of choosing dietary foods could harm our body cells. Cells will be ill and not healthy, therefore our body become ill, aging quickly, and it is possible to take us to death before the time we predicted.