Simon F. HaederMajor rifts over key health care issues are at the heart of the federal government shutdown that began at the stroke of midnight on Oct. 1, 2025. This is not the first time political arguments over health care policy have instigated a government shutdown. Even as Democrats stage their battle over access to health care, the shutdown itself could also make it harder for Americans to get the care they need. The partisan health care divideHistorically, questions about how the government should support access to health care have long been a source of conflict between the two main political parties. A longer-term viewUltimately, the severity of the shutdown’s effects on health care will depend on how long it lasts.