position of the infant and allow infants 30 minutes of tummy time while awake to prevent the occurrence of deformational plagiocephaly Neck exercises to encourage range of motion have also been found to be helpful in combination with positioning Alternately, infants with severe deformational plagiocephaly may benefit from helmets, or head bands worn during the day Corrective surgery is rarely needed for those who not respond to nonsurgical measures Prognosis is good and the shape improves after infants gain head control and begin to sit