The baby’s bones are in the process of development after birth, so it will feel like the baby’s bones are soft and unsupportive. Therefore, in the process of holding the baby, pay particular attention to the care of the baby’s neck, waist and other parts, as the baby grows bones will gradually have the ability to support and firm. The first thing to do is to rule out feeding problems, is not always supplemented with vitamin D3 after birth, vitamin D3 is an important link to promote calcium deposition in the bone, through food or breast milk is not fully supplemented, so to supplement vitamin D3 alone. also pay attention to the baby’s diet is not balanced, lack of a variety of trace elements can also lead to bone softening. If these problems do not exist, we should pay attention to whether there is chondromalacia, often called rickets, to go to the hospital to let the doctor check whether there is chicken breast and clear bone calcium level, if necessary, you need to carry out treatment.