How does Viagra (and others) work?
In: 1
It dilated the vessels of blood coming in and constricts they vessels of the blood flowing out (allowing the erection)
How does Viagra (and others) work?
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How does Viagra (and others) work?
In: 1
It dilated the vessels of blood coming in and constricts they vessels of the blood flowing out (allowing the erection)
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