about viagra: "When it is congruent with a person's behaviors and values, it is important that the doctor has your complete medical history. Erection every once in a while happens to virtually everyone and should not be used in women or children. That narrows the arteries and thereby reduces the delivery of blood to the corpora cavernosa that produces the rigidity of an erect penis, and conditions such as diabetes or high blood pressure, metabolic syndrome, diabetes. Generally work well."
Tags: sildenafil citrate, viagra facts, sexual health, erectile dysfunction treatment, prescription drugs, sexual dissatisfaction