Cialis (Tadalafil) has become the second most popular choice of treatment for men with ED because it has successfully treated up to 75% of men with Ed. The Cialis sex pill comes in 5mg, 10mg and 20mg dosages and can be used according to prescription. By increasing testosterone levels, Cialis is also believed to improve male enhancement for sex, and increase overall sexual drive and energy. This is aside enhancing blood flow to the penis which helps get and maintain an erection for more pleasurable sexual experience. This book is a complete guide on everything you need to know about Cialis used for the treatment of Erectile Dysfunction and Benign Prostatic Hyperplasia (BPH) or enlarged prostate in men. This guide will educate you on all that there is to know about Cialis and how it affects your sexual health and performance.