Children and some older folks have I a craving for sweets Dr Vaughan Harley at the Royal Society of England Eng-land considers sugar the principal lac tor in the production of muscular energy en-ergy and gives not only chemical reason rea-son for his belief but details the re snls of experiments that confirm it i vas found by comparing the strength on a day when nothing but water was taken into the stomach with that of a day when 500 grams of sugar were added to the water that the sugar su-gar rot only prolonged the time before fatigue occurred but increased the muscular work done by from 61 to 76 per cent When added to a small meal it Increased the work 6 to 39 per cent and when added to the lull meals of a day from 22 to 36 per cent The work don was estimated from results obtained ob-tained by the crgograph the work done by the middle linger of each hand in raising weights being the I quantity directly measured