How Viagra Works?

Erectile dysfunction is very prevalent in a lot of men today. The drug viagra works on the part of the body when the person is aroused. It helps restricts the blood flow in the right places to make a penis erect. The only way this can happen is when the person has been sexually stimulated after the person has taken the pill, and viagra helps with relaxing the right muscle restricts the flow of blood. To find more information click here: