PREFACE.
Numerous books have been written on the subject treated herein, but no one gives sufficient practical knowledge to enable the average reader to apply the necessary treatment required in his own case.
The writer has endeavored to supply this need. He has purposely refrained from all technical phrases, and the contents have been abbreviated as much as possible.
It is the writer's desire to furnish the greatest amount of information in the fewest possible words. He is of the opinion that there are thousands, and perhaps millions, of boys, young men, and even old men, whose powers, mental, physical and sexual, are fast declining because of the need of knowledge which can be supplied here, and he firmly and honestly believes that the contents of this work will do more
