What’s wrong with a 5-month-old baby who still can’t hold his head up?

A 5-month-old baby who is still lifting his head unsteadily may be caused by a lack of calcium, or it may be a sequela caused by a lack of oxygen in the brain after birth.
Most babies may raise their head slowly and relatively steadily at the age of 3 months. If the baby still has unsteady head lifting at the age of 5 months, it is an abnormal phenomenon.
The cause of this condition may be related to calcium or vitamin D deficiency, or may also be related to the sequelae caused by the lack of oxygen in the brain at birth, and it will also be found that the baby’s reaction ability will be relatively poor.
5-month-old baby’s head is not stable, there may be other reasons, it is recommended to go to the hospital in time for relevant examinations, clear causes and actively treat the symptoms.