How are Americans feeling about the health care system, and what do progressive proponents of expanded Medicare need to consider? Two years after Republicans tried and failed to repeal the Affordable Care Act, health care is still a key issue for Americans. Democrats are more trusted than Republicans to solve our health care woes, and the public strongly supports protecting and expanding Medicare. But progressives must deal with questions about what proposals like Medicare for All really mean and explain how they will keep health care costs down.