> Long time ago I read that walking or taking a shower make your thinking more effective because it somehow enables automation mode and allow to be more focused

> Long time ago I read that walking or taking a shower make your thinking more effective because it somehow enables automation mode and allow to be more focused They mention it quite a lot in the "Learning how to learn" coursera course. They call it the "diffuse mode", by opposition with the "focused mode". The course was quite interesting and easy to digest.