Brain developmental delay does not necessarily return to normal when it grows up. If the brain development delay is caused by congenital malformation, brain damage, etc., it usually cannot return to normal; if it is caused by malnutrition, etc., it usually can be restored.
There are more reasons for brain development delay, such as hypoxia and viral infection of the fetus in the uterus, which may lead to brain damage and affect the development of the brain, and this kind of damage is usually irreversible and it is difficult to return to normal.
If the brain development delay caused by malnutrition after the birth of the fetus, generally need to strengthen the nutrition, can be relieved, so the brain development delay specific whether to return to normal state needs to depend on the situation.
For the brain development retardation should pay attention to the situation, in addition to strengthening the nutrition, but also timely to the hospital to receive regular psychological treatment, drug treatment, but also appropriate rehabilitation training.