Primer of Hygiene: Being a Simple Textbook on Personal Health and how to Keep it

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World Book, 1917 - 184 trang
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Trang 32 - If to do were as easy as to know what were good to do, chapels had been churches and poor men's cottages princes' palaces. It is a good divine that follows his own instructions : I can easier teach twenty what were good to be done, than be one of the twenty to follow mine own teaching.
Trang 30 - It is not what we earn, but what we save, that makes us rich. It is not what we eat, but what we digest, that makes us strong.
Trang 102 - The year's at the spring And day's at the morn ; Morning's at seven ; The hill-side's dew-pearled; The lark's on the wing ; The snail's on the thorn : God's in his heaven— AWs right with the world!
Trang 122 - If the air waves are small, the sound will be famt in your ears. The function of the ear. The ear collects the sound waves and makes them strike on the ends of the nerves of hearing. This causes the nerves of hearing to carry messages to the brain, and when these messages arrive in the brain we hear the sound. Certainly nothing in the world is more wonderful than the human ear, for it changes the air waves that come from the strings of a violin or piano into the sweetest music, and by collecting...
Trang 108 - So I am bound to believe, on the evidence, that if you take alcohol habitually in any quantity whatever, it is to some extent a menace to you. I am bound to believe, in the light of what science has revealed: (1) that you are tangibly threatening the physical structures of your stomach, your liver, your kidneys, your heart, your blood vessels...
Trang 90 - It is made up of the brain and spinal cord, and of the nerves, which run out from the' brain and spinal cord to all parts of the body.
Trang 108 - ... your nerves, your brain; (2) that you are unequivocally decreasing your capacity for work in any field, be it physical, intellectual, or artistic; (3) that you are in some measure lowering the grade of your mind, dulling your higher...
Trang 99 - Seven hygienic habits that you ought to form. 1. Keep your teeth clean. 2. Eat moderately and chew your food thoroughly. 3. Breathe pure air whenever it is possible to do so. 4. Go to bed regularly at a reasonable hour. 5. Take proper exercise and hold yourself erect. 6. Learn to rest and to keep yourself calm. 7. Guard yourself, so far as you can, from disease germs.
Trang 71 - ... not live. We therefore have over the whole body a tough coat which protects the delicate living body parts. The inner part of this coat is alive, but the part which comes in contact with the outside world is dead and keeps falling away in dry scales. The structure of the skin. The skin is composed of an outer layer called the epidermis and an inner layer called the dermis. The epidermis has...
Trang 105 - ... he could no longer defend himself against this enemy which is always waiting. The avoidance of alcoholic drinks is an essential part of the campaign against the Great White Plague. The International Congress of Tuberculosis recognized this fact when it adopted the resolution: "We strongly emphasize the necessity and importance of combining the fight against tuberculosis with the struggle against alcoholism.

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