Yes: Good erection maintenance requires dilated, full of blood vessels. Nitric oxide is a very potent vasodilator. Pun intended.
Answered 6/11/2017
6.1k views
Yes: It is the main mechanism for erections. The ed drugs use the mechanism of increasing Nitric Oxide locally in the penis to enhance erections.
Answered 6/11/2017
5.5k views
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