an enema a temporary expedient, 53;
value of massage of the abdomen, 53-54;
favored by high-seated water closets, 54;
importance of establishing proper habits, 55;
poisoning from decomposition of protein in the colon, and remedies,
56;
produced by a slouching posture, 57;
mental effects of, 106-107;
effects of, ascribed to overwork, 124;
predisposition to colds caused by, 276.

Consumptive stoop, ill effects of, 57.

Cooking, loss caused in certain foods by, 42;
necessary for some foods, 43.

Corn, food value of, 29, 175;
cellulose in, 41.

Cornaro, "The Temperate Life" by, 142.

Corsets, constriction from, 16.

Cost, of food, 129-131, 184-190;
wholesale, of uncooked ingredients of standard foods, 192-193.

Cotton, use of, in clothing, 17.

Cottonseed oil, a cheap source of fat, 131.

Country life, advantages of, 18.

Cousins, marriage of, 305-306.

Crawling exercise for faulty posture, 222-223.

Cream, food value of, 30, 33, 181.

Crime, laws of heredity applied to, 299-300.

Cucumbers, cellulose in, 41;
food value of, 175.

Daily rhythm, observance of a, 89-90.

Dairy products, table of food values of, 181.

Dampness of air, exaggeration of evils of, 19.

Dancing, question of hygienic value of, 99-100;
an obstacle to efficiency when overdone, 100.

Death rate, lowering of, by public hygiene, 158-159;
statistics of overweight, 213;
influence of alcohol on, 228-235, 262;
influence of tobacco on, 262;
fall of, in younger age groups, and rise at older age periods, in
United States, 281;
cause of increase in, 282;
charts showing trend of, 283-285;
comparison of, among different nations, 286-291.

Defectives, segregation and sterilization of, 321-322, 323.

Degenerative tendencies among nations, comparison of, 286-292.

Delusions, certain popular, concerning diseases, 123-125.

Denmark, mortality statistics of, 291.

Dental clinic, beneficial results of, 88.

Dental decay, process of, 79.

Dental floss, use of, 85.

Desires, controlling intensity of one's, 117-118.

Desk, posture in sitting at a, 61.

Despondency, sometimes caused by a slouching posture, 57.

Desserts, table of food values of, 179.

Diabetes, in relation to focal infection, 82;
aggravations of, 123.

Discontent, physical sources of, 105-106