From the level of firmness, to motion transfer, to cooling technology and materials, to the type of support it offers—rest ...

Despite its longevity, memory foam can still lose its firmness overtime due to body weight and sleeping style, so you should still consider replacing yours once every 10 years.

Depending on your sleeping preferences and budget, there are certain mattress materials that suit you best. Here's what you need to know about the different types of mattresses before you buy.

2. Do you sleep hot? Memory foam tends to do a poor job at temperature regulation. This is because the material is thick and dense, making it less breathable and more prone to trapping heat.

A few of my fellow CNET mattress experts and I got a behind-the-scenes look at a mattress factory's secret foam-pouring ...

Memory foam is a relatively cheap material to produce, which means memory foam mattress prices vary a lot. Many of the best cheap mattresses are simple 3-layered foam beds, with prices from brands ...