What’s wrong with a four-year-old who keeps waking up in the middle of the night crying?

Four-year-old children always wake up crying in the middle of the night, may be imperfect brain development, lack of calcium, poor indoor temperature and other factors related.
1. imperfect brain development: four-year-old children always wake up crying in the middle of the night, may be related to the imperfect brain development, the nerves are easily excited factors.
2. Calcium deficiency: when the child’s body is deficient in calcium or vitamin D, it will also lead to calcium deficiency and the above situation, as well as accompanied by occipital baldness, excessive sweating and other undesirable phenomena.
3. Poor indoor temperature: the above situation may be related to poor indoor temperature, such as too cold or too hot.
A four-year-old child waking up in the middle of the night and crying may also be related to intracranial space-occupying lesions, shock and other factors, it is recommended to go to the hospital in time to conduct relevant examinations to determine the cause of the disease, and then actively symptomatic treatment.