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Boston, Jan. 13, 1897.
To the Editor:
—Salt in excess of what occurs in natural food appears to be necessary with the human family as it is with animals. Both a deprivation of it and a large excess of it, especially in the absence of vegetable food, works evil to the body, producing various sorts of disease both in body and in mind. Salt exists in all the fluids of the body. It appears to stimulate every tissue and have an influence over the metabolic changes in every part, and at all times. Yet how far these changes can be usefully modified by diminishing or increasing the ordinary amount of salt is not settled. Sure it is that some cases in practice have been improved by decreasing the salt supply, while others have gained on increasing the usual daily amount of it. Küss says it is indispensable to the formation
Chenery E. Chlorid of Sodium.. JAMA. 1897;XXVIII(4):181–182. doi:10.1001/jama.1897.02440040037013