That means that when Grow Extra Inches Review blood rushes to the penis to create and maintain an erection, not as much of it is able to get through and do its job. That’s what was happening with these rats: they either weren’t getting an erect penis or they weren’t getting one that was as hard and firm as it needed to be.
The doctors theorized the damage to the endothelial cells was related to a lack of nitric oxide, which is one of the key components that allows blood vessels to open and be receptive to a greater flow.