Physically and mentally which is tricky to QUANTIFY. That's a great sign I believe. There are particular things that you know. Obviously it s something I must adjust to. And, it's very simple to do. So it only opens a whole lot of things up. Learn more about it on http://www.vigrxplusok.com/vigrx-plus-at-amazon-gnc-cvs-walmart-walgreens-ebay/.