Not at all! I think it is more of a handicap than anything else. I think when men subscribe to the belief that their gains are limited because of tug back they are limiting themselves to a stretching style that WILL limit their gains. To be safe and sure always cover all areas of growth in length: 1. Shaft Gains, 2. Tunica Gains and 3. Internal Gains. These three areas, when thoroughly covered will produce fool proof gains. If you can only do one exercise for length make it be the Basic Stretching in the [words=http://www.mattersofsize.com/forum/penis-enlargement-newbie-forum/1597-dlds-first-routine-i-gained-2-inches-with-this-routine-full-tutorial.html]Newbie Routine[/words], this routine covers every angle of gain.