Send us a text Could YOU run 70 miles a day for over a month? đł In this episode of the I Donât Know Running podcast, we dive into the world of FKTs (Fastest Known Times), highlighting the legendary Appalachian Trailâ2,190+ miles of rugged terrain from Georgia to Maine.  We break down what an FKT actually is, the difference between unsupported, self-supported, and supported runs, and how runners like John Kelly, Scott Jurek, and Jennifer Pharr Davis have etched their names into endurance histo...
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