• @Grimy@lemmy.world
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    3310 hours ago

    an average of 54 miles each day

    It also mention she ran 17 jours a day. I can’t imagine the kind of energy it takes to keep that pace going for 40 days. Absolutely insane.

    • BarqsHasBite
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      1210 hours ago

      The more you spread that over the day the better. Higher intensity will kill you, you want lower intensity.

      • oce 🐆
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        189 hours ago

        I’m not sure two marathons per day can be qualified of lower intensity.

        • @lennybird@lemmy.world
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          9 hours ago

          Both of you are kind of right. It’s still an insane feat of endurance but averaging an 18 minute mile is pretty damn slow and likely zone 2-3 even in rugged terrain for an athlete like her.

          High intensity isn’t just a generalized term but specific to heart rate, lactate buildup, and anaerobic states.