Longevity man's natural heritage. The care of the body
absolute cleanliness rare. The function of water in the
human organism. Hot water the natural scavenger. The bath.
Description of the skin, and its function. Hints on bathing.
The wet sheet pack. Importance of fresh air. Interchange of
gases in the lungs. Ventilation. Prof. Willard Parker on
impure air. The function of the heart. The therapeutic value
of sunlight.

PART VI.

EXERCISE.

Motion is life. Effect of exercise on the fluids of the
body. How the tissues are nourished. Exercise for invalids.
Complete system of breathing exercises for developing the
lungs. Improved system of physical exercises, calling into
play every muscle of the body ensuring harmonious
development. Special nerve exercise. how to stand and how to
walk. All the above exercises plainly illustrated.

PART VII.

THE DIET QUESTION.

The replacement of waste. Appetite and hunger. The evils of
gluttony. Vegetarianism versus flesh eating. Diet, a
question of latitude. The cause of old age. Cretinism.
Danger of earthy matters in food substances. Fruits are