Nevertheless, the only sure method of preventing or limiting the extent of scars is to treat acne early in its course, and as long as necessary. The more that inflammation can be prevented or moderated, the more likely it is that scars can be prevented.

Are Acne Scars Permanent?
If you have acne scars then they can be a constant reminder of the hard times during your teenage years. Acne often strikes at a time when we are most vulnerable although in most cases it goes away after the age of 20 or so. However scars are often left behind in those who have a big problem with acne and these can be show up clearly even after the acne has gone. So are these scars permanent? And is there anything you can do about them?
Source: ezinearticles.com