Published onMarch 16, 2026Which FIRE Assumptions Are Most Likely to Fail Over 10 Years?fireassumption-failurelong-term-planningannual-recalibrationrisk-managementMost FIRE plans drift not because people stop trying, but because core assumptions age out. This article covers the six assumptions most likely to fail over a decade and a practical recalibration workflow for U.S. households.