Sleep on a hard bed without a pillow what are the advantages and disadvantages?
As a result of 24 hours a day, 1/3 of the time to sleep, the bed of the right hardness can play a role in regulating the body posture. If the bed is too soft, the equivalent of the body for a long time passive "dip" in the mattress, the body weight of oppression will make the middle of the bed is low, around the high, thereby affecting the normal physiology of lumbar flexion, causing the waist muscles and ligaments contraction and tension, can also cause severe protrusion of the intervertebral discs.
For patients with lumbar disc herniation and growing children, hard beds and hard sleeper mattress Simmons bed is ok. In addition, not all people can sleep on a hard bed. For instance, a patient with a hump needs a soft bed. Because the back of the hunchback has a big bag, the V type body is like a pot. If you sleep too hard, the body will be very uncomfortable.Therefore, do not blindly pursue the mattress too soft or excellent, or according to their own conditions to choose.
The person's spine is S shape, the bed is too hard, you can not maintain the normal curve of the spine, waist can not get support, after getting up will be backache. The doctor said to sleep on a hard bed, the patient to sleep on board, in fact, is wrong.Medically "hard bed", refers to the hard bed and laying a layer of bedding. Laying pad also has requirements, too thin, not to ensure that after the mattress pressure down, the body and the bed board there are 5 centimeters of thickness, so the mattress thickness of about 10 centimeters.
