Prime Day deals are the perfect opportunity to look for discounts if you've been on the market for a new mattress, as you'll find plenty of them on Amazon Prime Day. And there are plenty of different ones to suit your needs, from queen, king, double/twin, and single-sized standard mattresses, to mattresses-in-a-box, and even inflatable mattresses for entertaining guests. We all know how getting not only enough sleep, but also good quality sleep, can impact our health and wellness, which is why so many smartwatches and activity trackers these days include detailed sleep tracking . And integral to that is having a good mattress. So how can you find the best deals from Amazon to have a brand new, comfortable, and springy mattress delivered directly to your doorstep? Here's a look at some of the best deals you'll find on Prime Day. Jump to: How to choose the right mattress Find the right mattress type Choose your firmness Get the size and thickness right Ama