In the following video, Motley Fool health-care bureau chief Brenton Flynn discusses Cardinal Health's (NYSE:CAH) announcement last week that it will purchase AssuraMed. Brenton tells investors that he was particularly unsurprised by this deal, based on a growing trend of mailing medical supplies directly to the home. In this video, Brenton discusses why this continues to be an area of growth within the health-care industry, and which other players in this space are focusing their efforts on mailing medical supplies to patients' homes.