You've heard of the food pyramid, but have you heard about the sex pyramid? Self magazine has put together their own pyramid to help spice up your sex life and keep it fresh. In the video toward the end you'll hear them discuss how the pyramid can change during the course of your relationship. Another thing that's interesting is seeing if you and your spouse have a similar looking pyramid if you were to put together your own. It may reveal a surprising result of where you're doing really good or need a little work. Check out the video below and let us know what you think.