One third of life is spent in sleep, measuring whether people have a "healthy sleep" four signs are: full sleep, sufficient time, good quality, high efficiency; easy to fall asleep; sleep continuous, will not interrupt; sleep deep suitable, wake up tiredness all gone, etc.. The quality of sleep is closely related to the mattress, consumers can choose a mattress from the mattress permeability, pressure relief, support, compliance, bed tension, sleep temperature and sleep humidity to buy the right type, good quality mattress. As each person's specific situation is different, such as weight, height, fat and thin and personal habits, preferences, etc., people in the purchase of mattresses should be based on their own specific circumstances and the local climate and personal economic income conditions to be selected. One of the most basic requirements is to keep the lumbar spine physiological convexity when supine, the body curve normal; side lying to not make the lumbar spine bending, side-bending mainly.
Choose what kind of mattress is best, should be said from the function of the mattress. The function of the mattress is to ensure that consumers get a healthy and comfortable sleep. A good mattress has two standards: one is that no matter what kind of sleep position, the spine can keep straight stretch; two is equal pressure, people lying on the whole body can be fully relaxed. This involves the softness of the mattress.