Sleeping in a mattress every and each night will purpose it to wear down quicker. Guest beds hardly ever even want the sheets changed, not to mention replaced. On average humans tend to update their mattresses every six to eight years, at the same time as they hold on to guest beds for up to 15 years. If it ain't broke, do not update it appears to be the road of idea.
Learn more about the best guest beds here: http://www.bedtimedeal.com/best-guest-beds/