All life on planet Earth is born, grows, develops, grows old and then eventually dies. But anyway, the time allotted for the life you want to live efficiently. And to make this possible, to have health, that is, it is necessary that all the organs and systems of a living organism working smoothly and fulfill them by nature, or God, function. As soon as a failure occurs in the work of at least one organ or system, a full life, however. Whether aching head or tooth - impossible to work or create. The pain distracts all attention to himself. Therefore, we can safely say that the most important thing and can be in human life is health. However, while still going strong, this man does not think. Leads the kind of life I like, not really thinking about the consequences. And only when they get sick, then comes the understanding that there is no joy, do not want anything - only to be left alone pain. And that's not all. There are friends, and some, no matter how painful it was