Size It Right Do you need a new bed? You might. Most of us replace our mattresses every 8 to 10 years. Yet, if you've noticed you're not sleeping soundly, if your bed is lumpy, too-hard, too-soft, ...
A good way to check if the bed you are lying on is too soft, too hard, or just right is to lie on your back, placing your hand in the small of your back and then trying to move it about.