If a one-year-old child is always tossing and turning at night, it is mainly due to the following conditions: First, it is caused by vitamin D deficiency rickets in children. If a child is growing very fast and parents do not pay attention to calcium supplementation or have very little sun exposure, it can cause vitamin D deficiency rickets in children. Vitamin D deficiency rickets can cause children to sleep restlessly and often cause other accompanying symptoms such as chicken chest and beaded ribs. Second, caused by children’s gastrointestinal tract discomfort. If children have poor spleen and stomach function will cause discomfort in the gastrointestinal tract, children also tend to toss and turn when they sleep. Children can be given a clockwise massage of the abdomen, or give children to take probiotics to regulate, the choice of probiotics can be applied to small Pepcid.