Patients with bad lumbar vertebrae are not recommended to sleep on the floor, although patients with bad lumbar vertebrae are recommended to sleep on hardboard beds, and the floor is very hard to effectively support the waist, but sleeping on the floor for a long time is unfavorable to one’s physical health. First of all, the floor is cooler, sleeping on the floor for a long time is likely to lead to the body’s blood circulation is adversely affected, the body’s qi stagnation and blood stasis, resulting in the body’s unfavorable. Secondly, the floor is relatively low, in the floor level is more dusty, long time sleeping is easy to inhale a lot of dust, dirt, unfavorable to the body. Finally, the height of the floor compared to the bed, the patient lying down or standing up movement is relatively large, easy to produce accidental injury. It is recommended that patients sleep on a slightly harder bed, not on the floor.