Following World War I many a young man mentally disturbed by the trials and tribulations of military service appeared in the offices of physicians throughout the nation with symptoms that indicated loss of vision or of hearing or of locomotion or other activities of the body. The public dismissed these incidents in most cases with the trite appellation of "shell shock." This time they only shrug their shoulders and say "NP." One such soldier at the end of World War I, presumably blind, claimed to have recovered his sight through a single manipulation by an osteopath. Innumerable cases of loss of hearing recovered following something called the airplane treatment of deafness; they were taken 6,000 or 8,000 feet in the air; the airplane was permitted to make a sudden descent; when the passenger dismounted, he had recovered his hearing.
Apparently many people forget that there is such a thing as