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On NAD+, Rainbow Plates + Recovery: This Is How Ultrarunner Keira Henninger Runs 100-Miles A Week

Cover picture for the articleDid you know trail-running was a thing? We didn’t, until we met Keira Henninger, a devoted ultrarunner who crushes 100-mile weeks as a celebrated distance runner. Running on a track has its appeal, but running on trails through the kind of stunning terrain that Keira shows us on Instagram? We love the idea — and understand why Henninger is absolutely obsessed.