Three trends are driving a dramatic increase in the number and diversity of remote-care medical devices entering the market: aging populations in industrialized countries, pressures on private and public healthcare providers and insurers to reduce health care costs, and a new focus on primary and secondary care. In the U.S. alone, sales of remote-care devices are expected to double to $1.3 billion in 2011. This paper talks about choosing an embedded OS for remote-care medical devices or any system where reliability, recovery and safety are critical differentiators. It provides a high-level “shopping list” of requirements that device manufacturers can use to evaluate OSs they are considering for their remote-care medical devices.