Hindsight is 20/20, as the saying goes. And for marathoners, it’s more like 20/26.2. Once you’ve logged a few of the 26.2-mile races, you can’t believe that you didn’t know about BodyGlide, or that you ran the whole race without eating anything.
With that in mind, we asked experienced marathoners: What do you know now that you wish you knew back when you ran your first marathon?
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