 It affects the way you drive. It affects the way you perform at work. It affects your sex life. It affects your mental acuity. It affects your relationships. Stop putting it off. It's one of those things, once you do it, you wake up every morning and say, why didn't I do this sooner? But anywho, here's 10 reasons you should consider getting a new mattress. My mattress is older than my teenagers. It's true.