An auditorium chair, its height, softness, backrest angle and other factors will directly affect the human lumbar spine. Only the right choice can protect the lumbar spine, reduce the burden on the lumbar spine, and reduce the occurrence of lumbar muscle strain or lumbar disc herniation. So, what kind of auditorium chair is good for health?
1. Comply with the principles of human biomechanics. If possible, choose auditorium chairs with armrests to support the elbows and relieve pressure on the lower back. The seat height of the auditorium chair should be slightly smaller than the length of the calf, that is, the calf can be placed on the ground naturally when sitting, neither suspended nor too bent, and the knee joint is naturally bent at about 90°.
2. The cushion and backrest should be moderately soft and hard. Different backrest angles have different pressures on the lumbar intervertebral disc. When the backrest angle reaches 90°, the lumbar intervertebral disc bears a lot of pressure without a pad; when the backrest angle reaches 110°, a cushion is placed at the lumbar spine, and the pressure on the lumbar intervertebral disc can be reduced to a minimum.
It can be seen from the above that a good auditorium chair must not only have a certain degree of softness, but also have a certain degree of support to meet various sitting postures to benefit our health. I hope that today’s sharing can help you choose a more satisfactory auditorium chair.
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