Show Daily Health Service Servi e By DR MORRIS Regardless of the fact that many millions of people smoke tobacco regularly reg reg- and that they have been doing do do- dp- dp ing ng so for many years the scientific facts relative to the effects of tobacco on the human body are only beginning beginning begin begin- ning to be establish d. d A recent investigation made at Harvard university indicates that the most important substance in tobacco tobaccos is s nicotine A contains about one gram of tobacco tobacco that is about and lOOth andl 1 of this l 1 of an ounce is nicotine Investigations show also that about lOth L-lOth of the nicotine present is absorbed absorbed ab ab- ab by the smoker into his body Yet it has been established this small amount f of nicotine may bring about significant changes in body reactions Some investigators found that the blood sugar increases 30 to 40 per percent percent percent cent during th the 15 minutes that follow follow fol fol- fol l low w the smoking of one one and returns to normal within tIe the next 30 minutes Another investigator found that the blood sugar rose in a fairly uniform manner mariner for a period of two hours after aUer smoking two cig cig- ar ts V e. e S Unfortunately for the the significance of these observations still another investigator found a decrease in blood sugar after aUer smoking and two others found that smoking did not have bave any effect on the blood sugar For this r reason ason the investigators in Harvard decided to recheck the matter They tried the effects of smoking of on 10 smokers using four our different types of and taking taking tak tak- ing several specimens of the blood at at different intervals after smoking was completed In nine of the 10 cases the he blood sugar content was not affected affected af af affected more than 5 per cent one way or the other This observation is of the greatest greatest great great- est significance because the establishment establishment of a definite rise in blood sugar following smoking would s seriously sri seri fi- fi modify the habits of all persons with diabetes or of diabetic tendency c o a e 0 eIn In connection with these investigations Investigations Lions it has been pointed out that the smoking of will alleviate hUng hunger One group of physiologists pointed out that this alleviation of hunger was d due e to the increase ase of the amount of ot sugar in the blo blood d. d Another group group Insisted however that the alleviation of ot hunger was associated with a lessening lessening lessenIng les les- les- les of ot the contractions ontra tims of tl the stomach stomach starn ach which come on when a person is hungry Some Sone special studies have bave brought out n new w evid evidence nce to the support o of ot those who insist that smoking relieves ves hunger because it stops the contractions contractions of the stomach A final observation of 01 considerable significance is the thc relationship of smoking to oxygen cons mp tion Hon In some people the smoking of is followed by an increase of oxygen consumption of from 10 to 15 per cent During sultry weather hang a pie piece e of qi cheesecloth dipped in vinegar Inside inside in In- side the larder window Not only will this help elp to cool the interior but butwill butwill butwill will keep flies nies and other insects away |