Approximately thirty million American men suffer from impotence, and another five million are infertile. Sooner or later all men have symptoms from enlarged prostate glands and over three hundred thousand will be diagnosed with prostate cancer each year. Here in one volume, written by a leading expert in the field, are the essential facts and reliable advice to help a man understand, cope with, and resolve these issues and many others. Critically examining the recent scientific studies and advances, this wise and compassionate book includes information on: Alternative medicine for men The benefits, risks, and politics of Viagra, penile injections, and penile implants How nerve impulses, blood flow, hormones, and emotional factors can promote or inhibit normal male sexual response The prescription medications, chemicals, and surgery that can affect potency, ejaculation, and fertility