Pillow slope pillow on the harm of infants mainly include easy to lead to hunchback, sloping shoulders, affect the height of the development and so on. 1. Easily lead to hunchback: the infant’s muscle and bone development is not yet complete, bone support and muscle expansion and contraction ability is not enough to support the body weight, if the use of slope pillow will make the weight of the head overburdened to the thoracic and even lumbar vertebrae, leading to the formation of hunchback. 2. Easily lead to cervical tilt: when the baby is lying on the side, due to the excessive pressure on the upper body, it is easy to lead to the shoulder tilt under the pressure of lying on the side. 3. Influence the development of height: the use of slope pillows is easy to make the entire weight of the body constantly downward pressure on each vertebrae, long-term weight load will bring resistance to the growth of bones, which in turn affects the future growth potential of infants. Therefore, it is best to choose the height of about 2 to 3 centimeters of ordinary pillows for infants (after 3 months) to sleep, and to help infants often change the sleeping position of sleeping on their backs and sides.