One theme that has emerged in clinical care and research with children exposed to alcohol and drugs during pregnancy is related to deficits in sensory integration. For most children, sensory integration develops in the course of ordinary childhood activities. However, prenatal alcohol or drug exposure or lack of stimulation in the early years of development can damage the parts of the brain responsible for sensory integration. This blog highlights the signs that children are experiencing difficulty with sensory integration that may merit attention from an occupational therapist or other professionals.