Show precautions listed for polio outbreak observance ot of six simple eions may help you avoid infantile paralysis should outbreaks occur in your community this summer ac cording to dr hart E van riper medical director ot of national foun dation for infantile paralysis Par lysis these common sense rules are I 1 hash hands thoroughly be fore ore eating 2 keep flies flieg away from food 3 do not swim in polluted waters 4 avoid over tiring 5 be guided by your phyll cian s advice concerning tonsil and adenoid operations 6 avoid sudden chilling such as plunging into cold water on a very hot day june through september dr van riper said is the time when infantile paralysis cases are on the increase in the north temperate zone consequently they are months in which these precautions should be especially observed last year was the worst polio year in three decades with more than 25 infantile paralysis cases reported by june 7 this year dr van riper said 1000 cases had been reported to the U S public health service this figure is cases less than the number reported for the comparable period last year he explained it is estimated that of infantile paralysis victims in this country 50 per cent recover completely 25 to 30 per cent show slight residual paralysis 15 to 20 per cent show marked after effects and 5 to 10 per cent die I 1 |