Studies show that people are better able to solve problems that were shown on a computer screen if they leaned back. They were also better able to make a decision if they leaned back.
It's no coincidence that people sometimes are advised to step back from the problem. The physical movement seems to be connected to having psychological distance as well.
The next time you have a problem that's hard to resolve, first lean back and think about it again. If that doesn't work, imagine seeing the problem represented on a movie screen and that you're sitting in the last row. Now what possible solutions come to mind?
(There are many methods for being more creative in my book, Creativity Now. It's published by Pearson and available from Amazon or your other favorite bookseller.)