Six-month-old babies frequently wake up at night and turn over and cry, can be seen in physiological phenomena, pathological conditions (such as vitamin D deficiency, etc.), the intervention needs to be based on the cause of the decision, such as nutritional vitamin D deficiency rickets need to be supplemented with vitamin D and so on. 1. Physiological phenomenon: 6 months of age, the baby’s milk teeth began to erupt gradually, during the eruption of milk teeth can occur during the above performance, can be accompanied by increased salivation, generally belong to the normal physiological phenomenon, without special intervention, you can closely observe the situation of teething, if necessary, stomatology consultation. Or due to insufficient feeding the baby night hunger discomfort infection, frequent waking up at night, turning over and crying and other manifestations, need to be combined with its digestive tract to strengthen the feeding. 2. Pathologic conditions (1) Nutritional vitamin deficiency rickets: in the early stage of the disease, there may be increased neurological excitability, manifested as irritability, easily provoked, during sleep at night due to sweaty scalp stimulation of the above manifestations, the treatment needs to be reasonable feeding, vitamin D supplementation under the guidance of the doctor, as appropriate, such as sunbathing. (2) gastrointestinal dysfunction: such as several days without stool constipation baby, can be due to abdominal discomfort at night and other symptoms, can be appropriate to use the Keserol laxative, need to pay attention to the action of the gentle and so on. (3) eczema: such as more serious eczema can appear itchy, local skin redness and swelling, causing obvious discomfort, affecting sleep at night, the above performance, need to strengthen daily care, pay attention to moisturizing. All of the above medications should be used under the guidance of a physician, and it is recommended to seek medical attention when necessary, and appropriate intervention should be made after judgment by a specialist.