. Applied physiology : including the effects of alcohol and narcotics . rcise. Work aboutthe house or barn is the best kind of exercise. Everychild should have some regular work to do night andmorning. It will make him stronger and will also teachhim how to work. It is well to teach boys and girls some trade. Carpen-tering is exercise, and also gives them useful knowledge. 170 APPLIED PHYSIOLOGY Gardening and housework are also exercise, and should betaught to every child. A bicycle affords good exercise. If a person does notrace or go on long rides, it will do him no harm. Evenold men and ver


. Applied physiology : including the effects of alcohol and narcotics . rcise. Work aboutthe house or barn is the best kind of exercise. Everychild should have some regular work to do night andmorning. It will make him stronger and will also teachhim how to work. It is well to teach boys and girls some trade. Carpen-tering is exercise, and also gives them useful knowledge. 170 APPLIED PHYSIOLOGY Gardening and housework are also exercise, and should betaught to every child. A bicycle affords good exercise. If a person does notrace or go on long rides, it will do him no harm. Evenold men and very small children can ride it safely. Gymnasiums are of great value in taking exercise. Bythe use of dumb-bells and Indian clubs, and by liftinglight chest weights, any weak part of the body can bemade strong. The only trouble in the use of these is thatwe soon get tired of one thing. In classes and under ateacher they afford interesting and profitable exercise. 338. The face muscles.—The muscles of the face areflat and fastened to the skin. When they act, they draw.


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