A one and a half year old baby does not sleep in the middle of the night, may be caused by physiological factors, may also be due to environmental factors, calcium deficiency and other reasons.
1. Physiological factors: when the baby sleeps too much during the day, it can lead to high energy in the middle of the night and not sleep.
2. Environmental factors: when the baby to sleep time, the environment is too noisy, or parents are still teasing the baby to play, resulting in the baby’s mental over-excitement, which can make the baby do not sleep in the middle of the night.
3. Calcium deficiency: the baby lack of calcium can lead to abnormal excitation of the nervous system, the baby is easy to hyperactivity, the middle of the night does not sleep, but also can have difficulty in falling asleep, excessive sweating and so on the performance.
One and a half year old baby in the middle of the night does not sleep, there may be other reasons, it is recommended to go to the hospital in a timely manner, improve the examination to clarify the cause of the disease, under the guidance of the doctor to give targeted treatment or treatment.