nose grow too fast, and so in time it gets too large, and then he has a
rum-blossom.

~12. Effects of Tobacco on the Heart and the Blood.~--When a boy first
tries to use tobacco, it makes him feel very sick. If you should feel
his pulse just then, you would find it very weak. This means that the
heart is almost paralyzed by the powerful poison of the tobacco. Tobacco
also injures the blood corpuscles.

~13.~ _Tea_ and _coffee_ also do their share of mischief to the heart.
Those who use them very strong often complain of palpitation, or heavy
and irregular beating of the heart.

~14. Taking Cold.~--People usually "catch cold" by allowing the
circulation to become disturbed in some way, as by getting the feet wet,
being chilled from not wearing sufficient clothing, sitting in a
draught, and in other similar ways. It is very important for you to know
that a cold is a serious thing, and should be carefully avoided.

~15. Hemorrhage~ (hem´-or-rhage) ~or Loss of Blood.~--A severe loss of
blood is likely to occur as the result of accidents or injuries of
various sorts, and it is important to know what to do at once, as there
may not be time to send for a doctor before it will be too late to save
the injured person's life. Here are a few things to be remembered in all
such cases:

~16.~ If the blood from a cut or other wound flows in spurts, and is of
a bright red color, it is from an artery. If it is dark-colored, and
flows in a steady stream, it is from a vein.