Licence: Public Domain Mark
Credit: The two breaths / by Charles Kingsley. Source: Wellcome Collection.
Provider: This material has been provided by The Royal College of Surgeons of England. The original may be consulted at The Royal College of Surgeons of England.
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![breath taken in, you have only to try a some- what cruel experiment, but one which people too often try upon themselves, their children, and their work-people. If you take any small animal with lungs like your own—a mouse, for instance and foice it to breathe no air but what you have breathed already ] if you put it in a close box, and while you take in breath from the outer air, send out your breath through a tube, into that box, the animal will soon faint; if you go on long with this process, it will die. Take a second instance, which I beg to press most seriously on the notice of mothers, govern- esses, and nurses : If you allow a child to get into the habit of sleeping with its head under the bed- clothes, and thereby breathing its own breath over and over again, that child will assuredly grow pale, weak, and ill. Medical men have cases on record of scrofula appearing in children previously healthy, which could only be accounted for from this habit, and which ceased when the habit stopped. Let me again entieat >oui attention to this undoubted fact. Take another instance, which is only too com- mon : If you are in a crowded room, with plenty of fire and lights and company, doors and windows all shut tight, how often you feel faint](https://iiif.wellcomecollection.org/image/b22312602_0007.jp2/full/800%2C/0/default.jpg)
