This paper presents a smart vision sensor for environmental hazards (such as slippery surfaces) and detecting risk factors of a toddler's fall in an indoor home perilous activities (such as inattentive walking) [11]. As environment assisting parents' supervision to prevent fall intrinsic factors are associated with health problems, a normal injuries. We identified the risk factors by analyzing real fall toddler's fall would be based on the extrinsic factors which injury stories and referring to a related organization's include their environments and activities. Therefore, this suggestions to prevent falls. In order to detect the risk factors . ' . using computer vision, two major image processing methods, rsech focuses o at e v n d i clutter detection and toddler tracking, were studied with using aspects related to fallig. only one commercial web-camera. For practical purposes, there The identification ofthe risk factors of a toddler's fall was is no need ...