It may be asked, "How is it if these mixtures are harmful only, that so many people profess to have received benefit from them? There are different reasons for this.
1. The nature of such drugs as alcohol, opium and cocaine is to benumb sensation, so that pain is stilled, and the pain, or functional disturbance forgotten for the time, because the nerves are drugged into insensibility. The person feels better while under the influence of the drug, so thinks it is benefiting him.
2. There are people who imagine they have diseases which they do not have; since trained physicians occasionally err in diagnosis, it is not strange if the laity should do likewise. Such persons are always ready to aver that a certain medicine "cured" them.
A ludicrous example of this is a woman out West, whose picture graces the advertisements of a certain nostrum, accompanied by a testimonial that said nostrum cured her of a "polypus"! Upon being written to as to how such a preparation could effect such a cure, she answered that, after giving the testimonial, she found that she had not had a polypus!
3. Some of the cures attributed to drugs, are doubtless due to Nature. It is estimated that from 30 to 90 per cent. of ailments are cured by Nature, unassisted, and often in spite of, the drugs swallowed. Many of the books advertising these remedies (?) give excellent rules of health, which, if followed,
