The zygomatic bones on both sides of the baby are not as high as those on the other side of the baby may be caused by sleeping on one side of the head, congenital zygomatic bone developmental deformity, zygomatic bone fracture and other reasons. 1. Sleeping on one side of the head: the bones of the baby’s head and face are still in the developmental stage, and the zygomatic bones are also, if the baby always likes to sleep on one side of the head, the long-term compression of the zygomatic bones on the other side may cause the baby’s two sides of the zygomatic bones are not the same as high. 2. Congenital malformation of zygomatic bone development: if the baby has congenital maldevelopment of both zygomatic bones or one side of zygomatic bone due to lack of calcium, when the development of both sides of zygomatic bones is not consistent, the baby’s two sides of zygomatic bones are not the same as the high situation. 3. Zygomatic bone fracture: when the baby has a fracture of one side of the zygomatic bone due to falling from height, hard object knocking and external force, the zygomatic bone depression of the affected side may be lower than the healthy side of the zygomatic bone. If your baby’s zygomatic bone is not the same on both sides, it is recommended to go to the regular hospital in time to find out the reason, and then accept the professional doctor’s treatment for the cause.