The salt before valued by weight of gold is now declared "white death" and nearly main enemy of healthy way of life. But it is one side of medal only, other consists in that the lack of natrium is no less harmful for an organism, what his surplus. Moreover, many doctors assert that by means of salt it is possible to cure not alone ten of diseases. How to understand these contradictions? What actually there is salt - by poison or by medicine? Is it how really possible to use her for treatment, and if yes, then how? On these and other questions a book that you get on the hip will answer.