Get Viagra Online
Viagra, or sildenafil citrate, is a treatment for erectile dysfunction. Men purchase sildenafil citrate, a blue pill taken before sexual intercourse, in order to enable them to attain and maintain an erection throughout intercourse. Those suffering from erectile dysfunction can get Viagra online or through a doctor or healthcare professional. The pill usually takes around 30 minutes to take effect and can last for around two hours, though the effects have been known to last for up to four hours.
Erectile dysfunction is classified as the regular inability to achieve and keep an erection whilst sexually aroused or during sexual intercourse. An erection is caused through manual or psychological sexual stimulation of the penis and nerve endings of the genitalia. The process which results in an erection is complex and has many varying factors, which is why erectile dysfunction is common. The reasons for erectile dysfunction can be psychological, physiological or hormonal; as such the reason is not always immediately clear. Age can also be a determining factor in the occurrence of erectile dysfunction. As men age vascular strength decreases which among other things can lead to erectile dysfunction. Older men are far more likely to experience some form of erectile dysfunction.
Buy Viagra without a Prescription
The reason people get Viagra online or from a pharmacy or doctor is because it alleviates the discomfort and embarrassment of erectile dysfunction effectively by helping them achieve and maintain an erection. An erection occurs when the corpa cavernosa, the two sponge-like structures along the length of the penis, become filled with blood. This is a result of a variety of forms of sexual stimulation.
Erectile dysfunction occurs, for whichever initial reason, because there is insufficient blood flow to the penis. This is due to the natural enzyme PDE5, which causes the constriction of blood vessels and tissue. Viagra is a PDE5 inhibitor, which means that it in effect acts as a vasodilator; it relaxes the blood vessels and tissues of the penis, which leads to increased blood flow and an erection. Viagra only works if the PDE5 chemical is present and this is only the case during sexual arousal or stimulation. Therefore a person must be sexually aroused for Viagra to work effectively.
Thanks to medical research and the discovery of treatments and medications such as Viagra, erectile dysfunction is now a very treatable ailment. Treatments are widely available, suffers can get Viagra online or through a variety of sources, meaning that erectile dysfunction no longer has to mean the end of a healthy sex life. Men should we wary of any site that allows them to purchase Viagra no prescription necessary.