We compare the Helix Midnight mattress and the Helix Midnight Luxe on support, design, price, comfort and more ...

One of the most effective ways to stop your memory foam mattress from sagging is to rotate it regularly (even if you have one ...

If you like the feeling of sinking into your bed as opposed to resting on top of it, then a memory-foam mattress made entirely or mostly of polyurethane foam (aka polyfoam) may suit you best.

It offers memory-foam densities of 3 to 4 pounds per cubic foot and polyfoam layers of 2 pounds per cubic foot, so it’s suitable for those who weigh over 200 pounds. In the mattress foundation ...