Erectile dysfunction (ED), sometimes referred to as impotence, is the repeated inability of a man to get or maintain an erection of penis firm enough for sexual intercourse. Today, ED has become a serious sexual health problem in men as it affects a person psychologically. Since being a very personal problem, a person suffering from Erectile dysfunction rarely come forward to talk it openly with health personnel, but nowadays, it is discussed openly and more men are coming forward to treat it.

According to the National Ambulatory Medical Care Survey conducted in the U.S., for every 1,000 men 7.7 physician office visits were made for ED in 1985. By 1999, that rate had nearly tripled to 22.3.

ED may be caused by various factors. Damage to nerves, arteries, smooth muscles, and fibrous tissues is the most common cause of ED. General diseases, like diabetes, kidney failure, alcoholism, multiple sclerosis, atherosclerosis, vascular disease, and neurologic disease, are other major factors that causes ED.

Psychological problems like depression, stress, financial crisis, performance failure anxiety, relationship conflicts are also accountable for ED. Apart from this, common medications for blood pressure, antihistamines, antidepressants, tranquilizers and appetite suppressants may bring ED as a side effect affecting mens sexual health.

Generally, ED is considered as a natural phenomenon which is associated with the process of bodily aging. But according to several clinical studies, men of any age can face this problem at some point of their sexual life. Most men feel embarrassed to take medication for this ailment but with the introduction of wonder medicine Sildenafil citrate or Viagra in 1990s, men have come forward to treat ED. ED is treatable at any age, and awareness of this fact has been growing. More men have been seeking help and returning to normal sexual activity because of improved, successful treatments for ED.

Viagra belongs to a class of drugs called phosphodiesterase inhibitors. Taken an hour before sexual activity, these drugs work by enhancing the effects of nitric oxide, a chemical that relaxes smooth muscles in the penis during sexual stimulation and allows increased blood flow. The recommended dose for Viagra is 50 mg, and the physician may adjust this dose to 100 mg or 25 mg, depending on the patient.

With the growth of electronic commerce, people can order Viagra or any other anti-ED drugs at the ease of the Internet. Buying Viagra online can protect the privacy of a buyer since online pharmacy is a convenient option. The drug can be delivered to your doorsteps confidentially. Moreover, there are numerous pharmaceutical companies offering generous discounts on price for those who buys Viagra online.

So, if you are one suffering from ED and feel embarrassed to discuss it openly, do consult a doctor and get benefited buying cheap Viagra online.