Defining erectile dysfunction(ED) refers to the incapability of a man to continue an erection for an adequate period of time wanted to reach a sexual approval. There are a a lot of reasons that causes ED like a lot of hormonal factors, arterial or muscular factors. Damage to nerves, arteries, smooth muscles, and fibrous tissues, often as a result of disease, is the most common cause of ED. Diseases?such as diabetes, kidney disease, chronic alcoholism, multiple sclerosis, atherosclerosis, vascular disease, and neurologic disease?account for about 70 percent of ED cases. Between 35 and 50 percent of men with diabetes experience ED.

Lifestyle choices that contribute to heart disease and vascular problems also raise the risk of erectile dysfunction. Smoking, being overweight, and avoiding exercise are possible causes of ED.

There is no doubt that Viagra, the pill that revolutionized the treatment of impotence has had a profound effect on men who have erectile dysfunction. But simply finding a "quick fix" for impotence doesn't overcome other problems that may have been there before treatment began.

Sildenafil (Viagra) improves the quality of erections in many men. Taken as a tablet it assists with erections after 30-60 minutes. Its effect is to improve the blood flow to the penis. Whilst it is extremely safe it should not be used by all patients with heart disease, particularly angina. As a result it requires a prescription from a doctor. It can be given in doses ranging from 25 to 100 mg and can have side effects ranging from headaches, flushing? indigestion and visual changes. These are self-limiting and wear off with time.

Treatment often includes lifestyle changes, such as avoiding tobacco, drugs, and alcohol. Discussing the issue with your partner, participating in sensual exercises, and seeking counseling may help. Further treatment may include oral medications (such as Viagra, Levitra, or Cialis), vacuum devices, or injection of medications into the penis. Surgery to place an implant in the penis also is an option.

Do not take Viagra, Levitra, or Cialis if you are taking nitrate medications?such as nitroglycerin?for heart problems. The combination of nitrates and any of these medications can lower your blood pressure to a dangerous level. You also should not take certain alpha-blockers (used to lower blood pressure and to treat an enlarged prostate) with these medications because of the risk of a dangerous drop in blood pressure. Check with your health professional to see whether you can take Cheap Viagra, Levitra, or Cialis with your alpha-blocker.