Looking for more support while you slumber? Check out the best extra-firm mattresses on the market, tested and reviewed by our sleep experts. McKenzie, a Certified Sleep Science Coach and ...

This gives the Plank Firm a 'lifted' feel. You don't just lie on top of the mattress, you almost feel pushed up by it. This is particularly prominent on the Extra Firm side, as the diamond ...

Let's get started. Extra firm mattresses are a step up in sturdiness from the best firm mattresses. They have little give and don’t hug the body like softer mattresses do. An extra firm mattress ...

After thorough research and testing, we found the best mattresses without fiberglass. These are our top nine recommendations from Helix, DreamCloud, Nectar and more.

When our lead tester slept on her side she woke up with a numb arm. To measure pressure relief, we placed a 35lbs weight in the center of the mattress. On the Extra Firm side, it sank just 1.5 ...

After spending time with 120 beds, we found the best mattresses in a box that offer ample support, comfort and durability.

With 5+ years of mattress testing experience, we use our different sleeping position and body type perspectives to offer well-rounded, honest reviews.

Here I’ve rounded up five sales on extra firm mattresses that I’d buying in this year’s Labor Day mattress sales and deals, starting with an award-winner... 1. Saatva Classic: was from $ ...