Sitting, forwardbending, and twisting movements often make it worse, and back and sidebending can also be painful.
后屈和侧屈都会疼，坐着、前屈、扭转就更糟。
2
Like a car gearing down, the spine needs some time to return to neutral after back bending before moving into forwardbending.
就像一辆车减速一样，在后弯之后前屈之前，脊柱也需要一些时间来恢复到中立状态。
3
When the baby grow to 3 to 4 months, the beginning of the forwardbending of the spine and neck, then go to bed when one centimeters high pillow pillow .