[TheSutterDynasty]

Originally Posted by GreenTeaFrapp

Here's the case of a 20 year old who put on 55 pounds in 11 weeks.

http://startingstrength.com/articles...t_rippetoe.pdf

So it is certainly possible. It's just that some people don't want to put the effort in to get results so they claim it isn't possible.

One anecdotal case of 31 pounds of muscle. That's a stretch