Firm Mattresses and Sleeping on the Floor: What the Evidence Says
Floor sleeping is popular advice with almost no research behind it, the studies that exist favour medium-firm over very hard, and the adjustment period is real.
We publish specifications, test results and buying logic. If an article does not tell you something you can check, it should not be here.
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Three articles that make the rest of the library easier to read.
Floor sleeping is popular advice with almost no research behind it, the studies that exist favour medium-firm over very hard, and the adjustment period is real.
A Malaysian coir maker that started in car and furniture filling, what rubberised coir is, and what its certifications cover.
What the four letters stand for, why we cut open our own display mattresses, and what we make as a result.
The outside laboratory test behind KITA Solid Foam, what it measured, how to match the numbers to the certificate, and what it does not cover.
The difference between a body impression and real sagging, how sagging is measured, and what the KITA guarantee covers.
The two natural latex processes compared on firmness, durability and cost, using sourdough and a soufflé to tell them apart.
A mattress sold as natural latex was cut open and found to be rebond foam, and what the glue in it does to bedroom air.
Why we cut open our own display mattresses, and what changed about the way we sell after we saw what was inside.
Why a cheap rental mattress costs more across a tenancy, and which firm options hold their shape between tenants.
How sleep affects recovery, what far infrared fabric does, and why a firm surface helps alignment and breathing.
Firmness, support and getting out of bed easily, plus why mattress weight matters when you change the sheets yourself.
Why a growing body needs resistance more than pressure relief, and which natural materials suit a child's bed.