Researchers from Inje University Sanggye Paik Hospital in Seoul, South Korea, found pensioners aged 85 and over can reduce their risk of death by walking for as little as one hour per weekResearchers from Inje University Sanggye Paik Hospital in Seoul, South Korea, found pensioners aged 85 and over can reduce their risk of death by walking for as little as one hour per weekRead MoreHealth News | Mail Online