Tooth decay is commonest in the North, but relatively quite rare in the South. This latitudinal dental mystery was revealed last week in the American Journal of Public Health, by Dentist Bion R. East of Columbia University. Like most other dentists, Dr. East readily admits that nobody knows the basic cause of tooth decay, hence his geographic phenomenon contradicts no other widely held medical beliefs on tooth decay.*
Ample statistics back Dr. East's findings. In the 1918 draft, rejection rates for bad teeth, per 1,000 men, were: 102.85 in Vermont, 2.90 in Arkansas. In the Civil War drafts, rejections for bad teeth...
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