OCR Text |
Show Hours of Sleep - A man's dully output of nerve en- r- ergy Is the measure of the period re- quired for Its restoration during sleep. p. Hence the greut diversity In the hours I required for slumber by different In- I divldunls. As Illustrations of this dl- f verslty It is usunl to quote the hours of J I sleep required by men like Napoleon, ' S I John Wesley, and others who lived In j days when the stress and strain on ; j tne nervous system was nothing com- I pared with what It Is today j |