Sex is the most enjoyed pleasure rated above all pleasures. But, some times because of some physical and health problems, this could be the most feared pleasure. The problem of not getting a proper erection is called Erectile Dysfunction or impotence. It is a state where you do not get a strong erection or you cannot sustain it long enough to make a successful penetration to reach orgasm. There are many reasons for this physical state. This situation can creep up because of mental conditions like excitement, fobia or even depression. In other cases, it can be because of physical reasons. But before we arrive at any conclusions let us first understand how this problem is triggered because of physical reasons. The man basically achieves erection when he is sexually stimulated or excited. When this happens there is a rush of blood into his penis leading the walls to relax and thus achieve a strong erection. When sufficient blood does not reach the walls of the penis this leads to improper erection. This is technically called Erectile Dysfunction or impotence in medical terms. But people with such state need not loose hopes. The market offers an excellent solution called Viagra. This is a specially formulated pill that helps men sustain an erection and thus enjoy a satisfying sexual activity. But it is very important that Viagra is not a permanent cure for Erectile Dysfunction, but just temporarily rectifies it. Viagra basically contains Sildenafil Citrate as its active …