Getting a good night sleep has an effect on everything we do from relationships to work to our weight. It is imperative that you select one of the best bed mattresses then to make sure you get that good night sleep. Pillowtop mattresses are extremely comfortable as are memory foam mattresses. The problem is getting to try them long enough before you purchase. There are some companies that will let you have a trial run, so that you know what you are getting into. It will take several nights on a mattress to know how your long term sleep patterns might be affected with the change.