Show t f I r Keeping KeP e in g Up Wife e eI I 0 k Sc n erv e O Ocla cl tto 8 Evolution Diet Causing Man to Lose His Teeth Started With Cavemen Future Outlook Gloomy NORFOLK V VA A.-A A. A A gloomy future for or the teeth of mankind a a f future ture hi in which we shall have to pamper our mouths in increasingly in- in is is foreseen by Dr William WitHam Seidel of the United States Marine larine hospital here D Doctor Seidel bases his existing knowledge of or the causes of or various dental ills 1118 Evolution and diet are causing causin g man to lose hi his teeth In Doctor Seidel's Set Sel- dels del's opinion Since evolution Is la Isan Isan laan an Irreversible process the human oral cavity appears destined tobe to tobe tobe be forever afflicted with carles caries pyorrhea py- py and misplaced teeth he says Long Uong Loss LOll Loss of teeth through evolution has baa been going on for centuries Doctor Seidel points out The great length of time Is la Indicated by the fact that we have already completely completely com com- lost IC permanent teeth having now only 32 while the tile usual number Dumber for mammals mammal Is 48 43 Individually Indi one can cun lose a good many teeth at one with an ex ei but the evolutionary process process proc proc- ess Is slow and It has required many centuries to produce such a change In our dentition This evolutionary change dates at least from the e age of the caveman cave cave- man according to Doctor Seidel and accompanying It there has bas been beena a gradual degeneracy of the whole apparatus The Tho teeth themselves he says say are not anatomically anatomically anatomically an an- atomically degenerate with the exception exception exception ex ex- of or the third molars which are often rudimentary and as some persons do not have bave third molars mo me lars the evolution in dental economy economy econ econ- omy may still sUlI be In progress Decay Commonest Fault Dental c caries carles rles or decay f Is the most universal and common disease disease dis dis- disease ease of mankind and this condition condition condi condi- tion as well as that of the malformed mal mat formed mandibles is due to the fact tact that the organs of modern modem man have become unfitted properly to perform their functions according Recording to Doctor Not only are the gums and teeth themselves them- them selves Insufficient but the mann man mandible dible and together with I their alveolar bone and sockets are also ulso deficient The mere fact of the high lad Inci Incidence dence Bence of carles cartes proves the ability of the teeth to modern diet an an that is hygienic ic in character rather n median mechanical lent ical or physiological |