To majorly change the firmness and feel of a mattress, I usually recommend a memory-foam or latex mattress topper — both of these materials can vary in how soft or firm they are, but they tend ...

for memory- and latex-foam mattresses, higher scores indicate ease of changing sleep position. Indicates how firm a mattress is on our scale from 1 to 10, where 1 is very soft and 10 is very firm.

firm foam. You don't really sink into this mattress at all and it is very easy to rotate between sleeping positions because of how responsive the foams are. I find that when I am lying down on ...