Generally, seniors 65 and older – who are retired and no longer use employer-provided insurance – will need to choose between Original Medicare and Medicare Advantage. This can be a daunting choice, with tradeoffs to each. Reset learns about the different parts to Medicare and gets advice for thinking through the options with Mary Mitchell, columnist and director of culture and community engagement for the Chicago Sun-Times, and Tricia Neuman, executive director of KFF’s Program on Medicare Policy.