IV DRINKS AND NARCOTICS 33 



Tea and coffee excite the nerves, so that one does not 

 realize that he is tired. 



Some adults who are well and strong may use these 

 drinks without feeling any harm whatever, unless they 

 are taken in too large quantities or are made too strong. 

 Persons who are weak, however, may find that even 

 a cup of tea or coffee taken daily causes serious 

 nervous disturbances, including sleeplessness and rest- 

 lessness, as well as disorder to digestion. Children 

 should not use either tea or coffee, because they retard 

 physical growth, make the complexion dark and muddy, 

 stimulate the kidneys too much, delay digestion, and 

 have a harmful effect upon their delicate and sensitive 

 nervous systems. The use of tea frequently causes 

 muscular tremor. 



The extensive use of tea and coffee is simply a 

 matter of habit. A person in good health does not 

 need these stimulants, and their excessive use is the 

 cause of much of the nervousness and poor digestion 

 so common in this country. We should drink only 

 those things that will keep us strong and well. 



6. Milk. We have learned that milk is almost an 

 ideal food, and as a beverage it should rank next to 

 water in importance. It does not agree with some, but 

 most persons find it a very satisfactory substitute for 

 tea and coffee. Great care must be taken to keep the 

 milk free from disease germs, because it easily absorbs 

 any impurities the air may contain. In the cellar or 

 ice box no vegetables, cheese, or meats should be kept 

 with milk if it is not in sealed bottles. If strong 



