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To the Editor:
—In January, 1916, you published a number of letters on speech defects—especially stammering. This final statement was made: "If any one can point out the reason why stammering is so largely confined to men and boys, few women or girls being so troubled, the cause would be discovered." I have found that when speaking in the lower tones I stammer, and that when using the upper registers of the voice I have no such difficulty. By following out this plan I have overcome a speech defect of some years' standing. I have not found it necessary to speak in louder tones or in monotones, as so often advised. As men and boys almost invariably use the lower tones of the voice, and women and girls the higher, may not this be the reason why the trouble is limited to males? The knowledge that by raising my voice
Kennedy GL. STAMMERING. JAMA. 1918;70(9):644. doi:10.1001/jama.1918.02600090064028