Democratic Sentinel, Volume 16, Number 45, Rensselaer, Jasper County, 25 November 1892 — NEWS ABOUT YOURSELF. [ARTICLE]

NEWS ABOUT YOURSELF.

The average number of teeth is thir-ty-two. The average weight of a skeleton is about fourteen pounds. The brain of a man is twice as large as that of any other animal. A man breathes about twenty times in a minute, or 1,200 times an hour. The average of the pulse in infancy is 120 beats per minute; in manhood, 80; at 60 years, 60. A man breathes about eighteen pints of air in a minute, or upwards of seven hogsheads in a day. The average weight of an Englishman is 150 pounds; of a Frenchman, 136 pounds; of a German, 146 pounds. A man gives off 4.08 per cent, carbonic acid gas of the air he respires; respires 19,666 cubic feet of carbonic acid gas in twenty-four hours, equal to 125 inches of common air.—London Answers.