The memory foam bed has become tremendously fashionable in today's mattress market because a great number of people have appreciated getting a more relaxing night's sleep. In spite of this, memory foam mattresses are not for every person. Discover vital facts regarding memory foam to determine if it is right for you.
Memory foam has several unique qualities and is manufactured from visco elastic foam. Snoozing on a full memory foam mattress causes it to mold to the individual's body, but it will afterward go back to its initial form, hence the term memory foam. NASA first produced it around 40 years ago, but as production costs decreased it was introduced to the general population in the early 1990s. Since it first became available it has been very popular.
The memory foam topper was the original product sold in the public arena, but it did not take long before the full memory foam mattress became available. Because of its uniqueness it became a best seller. As its popularity grew other foam products were produced. Today, there are so many different foam products available to purchase the purchaser can certainly get bewildered trying to decide which one might be ideal for them. We also have the latex mattress which only adds to the confusion. A consumer must study some memory foam and latex mattress reviews to learn the various differences.
A large amount of the bewilderment with visco memory foam is due to the large number of densities and levels of firmness that are on the market. Density is the weight in pounds of a one-cubic foot section of foam. If a one-cubic foot section is 5 pounds its density is also 5 pounds. In general, if the foam is denser it will last longer, but it will not be as soft.
ILD, short for Indentation Load Deflection, is the way firmness is rated. ILD is the amount of power in pounds required to cause a 1 inch indentation in the foam. Measuring ILD is performed by positioning a 50-inch disc onto a piece of foam that measures 4x15x15 inches. The weight in pounds required to push the foam down 1 inch is its ILD score. If it takes 14 pounds to compress the foam down one inch its ILD rating or score is 14. A mattress that has a lower ILD rating or score will be softer and indent more.
Snoozing on a standard spring mattress will cause more pressure on certain locations such as the hips or shoulders. Memory foam mattresses will spread the body weight of a person more evenly and over a wider area. This will lessen the degree of pressure in any specific area which can result in a more relaxing sleep and decreased back or joint discomfort.
One of the disadvantages to this type of mattress is its high price as they can get rather expensive. This is the reason why the memory foam topper is so widespread, because it is a lot less expensive than a full mattress and can be laid on top of the existing bed. Unfortunately, because of their narrowness they will usually wear out sooner. If you are not sure you want to spend the added cash to purchase a full memory foam mattress you can begin with the topper to see if you like it. If you like the feel of the topper you can then take the subsequent step and buy the mattress.
Memory foam retains heat and is why some consumers do not care for it. When somebody sleeps on a foam bed it will in the beginning feel stiff. Then, once the body heat transfers to the foam it will begin to soften, which will cause it to mold to the person's body shape. The area beneath the heat will remain cooler and less soft, providing great support, while the heated area will be softer and less stiff, providing added comfort. A great number of people with lower back pain will find that their ache vanishes from sleeping on a full memory foam mattress.
Friday, 19 February 2010
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