Erectile dysfunction or impotence is a disorder that is found in older men mostly. A man is said to have erectile dysfunction only if he is unable to have and maintain an erection on regular basis. This is a disorder that happens mostly due to a lack of blood flow. Many men have this disorder and as a treatment for this disorder, they buy online Viagra generic and use it. But now also Kamagra, Cialis and many other medicines are used for the treatment. This disorder though can be treated with many medicines but still, it cannot be cured. Why Does Erectile Dysfunction Take Place And How is it Treated? Kamagra is a medicine that contains sildenafil citrate as an active ingredient. This ingredient in the medicine helps to block the PDE5 enzymes so that blood flow can be properly directed to the penis. The blood flow in the body is restricted due to PDE5 enzymes and these are the enzymes that cut down cGMP enzymes. When you intake the sildenafil pill this medicine cuts down PDE5...