Show Exercise and Study Do DoNot DoNot I Not Affect Childs Child's Sleep The question of whether or not extremely extremely extremely ex ex- active play or concentrated l stull study by a child shortly before retiring retiring re reo re- re tiring affects the childs child's sleep neet need not ot trouble mothers and teachers any lon longer r for It Is answered with authority by Dr Glenville Giddings srI In Your Childs Child's Sleep an article In H gela The sleep patterns of a group of twelve twel children were recorded b by an electric device on nights when they had participated In these ac activities and on normal nights Comparison of the sleep patterns of ot the two periods pe pe- nods showed conclusively the author au nu nu- nu thor sa says s 's that Intensive study of or their school lessons or Intensive ph physical exercise In n the late afternoon afternoon after after- noon or early evening by normal chiLdren children has no appreciable effect on their sleep |