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Scientifically proven guidelines for proper sleeping © JavaScriptBank.comIf you want to buy a new mattress, there are guidelines from experts that can help you in determining the best one to buy. The first guideline is that you must replace your mattress approximately after a period of eighth years. If you use your mattress for a longer period than that its materials will degrade making it uncomfortable to sleep on. If you wake up feeling pain every morning, if you sleep poorly or you feel disgruntled every time, consider getting a new mattress soon.

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