A 7-month-old baby suddenly crying in the middle of the night may be caused by physiological crying, vitamin D deficiency, gastrointestinal disorders and other reasons.
1. Physiological crying: it is usually a way for 7-month-old babies to express their emotions and needs, and may be related to factors such as hunger, cold and being frightened.
2. Vitamin D deficiency: 7-month-old babies who are deficient in vitamin D may suffer from calcium malabsorption, which usually manifests itself as crying after the baby falls asleep, excessive sweating and poor sleep.
3. Gastrointestinal dysfunction: If the 7-month-old baby with diarrhea, stool with milk petals and bloating, may be caused by gastrointestinal dysfunction. General gastrointestinal dysfunction will appear paroxysmal rapid peristalsis, which may lead to the baby sleep disturbance, some babies may even appear to cry.
There may be other reasons why a 7-month-old baby suddenly cries in the middle of the night, and if it continues to be unrelieved, it is recommended that parents take their babies to the doctor in time to clarify the cause and give targeted treatment.