Residents of a nursing home play with nursing-care robot 'Paro' at the nursing home in Yokohama city, Kanagawa prefecture, Japan Oct. 9, 2013. PARO is the advanced interactive remedial robot which was designed to stimulate Dementia, Alzheimer's disease and other recognition obstacle patients. Photo by Haruyoshi Yamaguchi (Photo by Yamaguchi Haruyoshi/Corbis via Getty Images)