Besides the purchase of my house, this was the best investment I could have made.  I was invited to participated in a sleep research study at the university.  They asked me if I was willing to try a set of tempurpedic mattress to see if they actually would help me to sleep better.  I said why not.  I had nothing to lose.  The research team delivered the mattress and set them up and removed the old ones for me. It took a couple of days of getting use to sleeping on the tempurpedic mattress after sleeping on a spring mattress all of my life, but after about a week, I started to sleep like...