Memory Foam Mattress FAQs
No. The reason why owners find their back no longer hurt when sleeping is the mattress removes pressure points and the whole body gets sufficient support. To be exact, it relieved or hid aches so it cannot replace medical treatment.
Yes. Any new item comes with a fresh product smell. As for memory foam mattresses, they’re all vacuum sealed and roll-packed in a box after they were manufactured, so they may have a slightly strong odor. But it’s harmless and going away quickly.
No. It will affect the ability of responding to your body heat and shorten lifespan of memory foam. If you have used, it’s recommended to set it to low or medium.
ILD is Indentation Load Deflection measuring firmness. Memory foam used on most mattresses ranges between 10 and 20 ILD rating. 10 or below is on soft side, 15 to 20 is medium to firm, 25 or above is on firm side. It doesn’t have any direct link with quality or density.
The difference between 10-inch and 12-inch isn’t just the whole thickness increase. Usually, 12 inch has thicker top memory foam layer 4 inch or more, while 10 inch only uses 2.5 or 3 inch memory foam. Higher memory foam on top is offering better contouring experience.
Density is a primary factor determining comfort, longevity, performance. Generally speaking, the higher the better. More details please check Memory Foam – High Density or Low Density.
It’s a type of foam infused with gel beads, aiming to achieve perfect balance of cradling comfort and comfortable body temperature. The technology is introduced to fix heat retention problem. It does work and many brands apply gel foam to their mattresses. But it has a little downside that gel foam feels firmer than conventional foam.
Most memory foam mattresses on the market are made in China and US. Quite a few brands authorize China manufacturers to produce mattresses then import and sell, even expensive brands. US made mattress manufacturers are relatively less but their mattresses cost more.
Yeah, it’s more or less responsive to environment and body temperature. For example, the bed feels a little softer in summer and firmer in winter. It senses body heat and gradually becomes soft as temperature goes up then contours to your body. Density affects the sensitivity. Higher density foam is more sensitive and low density is more sensitive to weight.
Maybe, as we mentioned above, it absorbs body heat to soften so it may have heat retention issue. Both cheap and expensive brands receive consumer complaints about the issue. But the proportion of complaint is small and some of them are hot sleepers. You shouldn’t be very concerned, because many brands are offering gel foam and versions with excellent air flow to remove the issue, try ones with cooling technology like gel beads.
Memory foam mattresses need firm and flat support. So avoid any foundation that can bend the bed like adjustable beds. You can use box spring, platform bed or slatted base with less than 6-inch apart. It’s not suggested to directly use on the floor.
Maybe. Memory foam topper can prolong old mattress life and make your bed comfortable at low cost. It’s much cheaper than getting a new bed. It also adds more comfort to firm mattress. Many customers added memory foam topper to transform their new firm mattress into heaven.