How about star mattress? Is it hypotensive?
The quality of the mattress can not be divided into the degree of hardness, material and price. Only a good mattress is suitable for itself. Here experts tell us, good mattress has two standards: first, no matter what kind of sleep posture, the spine can keep straight stretch; two is equal pressure, people lying on top of the body can be fully relaxed.
At present, the mattress can be divided into soft, medium and hard several, this is by making use of spring number and the use of wire diameter, choose according to their own situation to buy soft and comfortable mattress, many furniture remind you to pay attention to the following aspects:1, the fabric of the mattress should be coordinated with the bed frame, the use of high-grade bed frame, should also choose to match the mattress.2, mattress fabric quilting, elastic should be consistent, no obvious wrinkles, floating lines are not allowed to break and Jump Double needles.3, seam edge, four angle arc should be symmetrical, do not allow flash edge.4, unarmed pressure mattress, the internal spring shall not be friction sound, spring steel wire shall not be stabbed out of the pad surface.5, for some visible internal structure of the mattress, should observe the mattress inside, not allowed to use plastic rope positioning pad material, not allowed to use old bags and moldy lining material.6, the internal spring shall not rust.
The measurement method is the most simple: lying up, hand to the neck, waist and buttocks to the thigh between these three places were curved to stretch, to see if there is no gap; then turned over to the side, in the same way between the concave part and the mattress body curve try there is no gap, if there is no gap. It proved that the natural curve of the mattress and sleep in the neck, back, waist, buttocks and legs to adapt, so the mattress can be said to be moderate.
Since the spine of the human body is shallow S, it needs a stiff support to lie down, so an elastic mattress is crucial for comfort and quality of sleep. Therefore, the selection of mattresses can not rely solely on the feeling, but should be based on height and weight differences in choice. Light weight, suitable for sleeping soft bed, so that the shoulders, buttocks slightly into the mattress, waist full support. The weight of the sink for a hard mattress to sleep, as the strength of the spring can give proper care each part of the body, especially the neck and waist can get good support.
