Hai dr. My baby is 2 yrs old. She is not sleeping at night properly.she is waking up in the middle of the night and she is crying she has a habit of drinking milk in the middle of the night. She wakes up and asks for milk if I give it she will drink and she will sleep but now a days she is  drinking milk and again she is waking up and crying . What shall I do I and our family was disturbed because of her.she sleeps in the afternoon 2-3 hrs and wakes up