(See also "On Getting Fat and Getting Thin.")

Principles upon which to Arrange the Diets of Disease. - Rules for Carrying out these Principles. - Examples of Diets for Consumption and for Diabetes.

This subject is one upon which it would be very easy to write a large book, but which is very difficult to treat in a short chapter. I must content myself, therefore, with condensing what I have to say into a few statements of opinion, avoiding all attempts at discussion, and if I appear to deliver my views dogmatically it is not because I feel at all inclined to dogmatise, but because I am pressed by the extent of the subject and the narrow limits of our space.

The Essentials of a Normal Diet" for health. The question now is, How ought these to be modified in disease? It will be observed that these "Essentials of a Normal Diet" provide for the maintenance of healthy nutrition in a "healthy adult man of average stature taking moderate exercise"; and, for simplicity's sake, it will be the best to make all the following remarks apply to this supposed "adult man of average stature" under altered circumstances.