It may seem counterintuitive, but distraction can, for some people, be an important part of the creative process. Trent Reznor of nine inch nails once told me he had an arcade in his studio so he could clear his head when he got stuck.
But in the following email interview with author Tim Akers about his new novel, a high fantasy / hard magic thriller called Wraithbound (paperback, Kindle), he explains that when he got stuck writing it, his distraction of choice was to write another book.