More secure version is good for your back.
But spring mattress is comfortable for many average memory foam mattress has become more and more popular.
They are made up of different density foam layer, can response to weight and temperature, and due to its consistent with the specific shape of your body.
Memory foam shoes are available.
When your weight moving in the night, through the shape of the body shape, memory foam to reduce pressure points.
Memory foam can absorb movement, so if you sleep with your partner, you won't be tossing and turning to disturb him.
Memory foam mattresses are one of the big complain because of the mattress to temperature, softening and the shape of your body heat, they make you feel hot in the night.
Also said that the memory foam mattress will produce an unpleasant chemical smell.
If you're having a hard time, if you have or some type of muscle fatigue, so memory foam mattress effect is better for you from natural or synthetic rubber, latex mattress to provide reliable, elastic support and name, the whole bed.
Frankly, I think the material is one of latex, 'mattress processing and he likes it firmly and support, but also provide similar memory foam comfort.
However, unlike memory foam mattress, latex back, will provide more support.