, published by HarperOne. I’m lying catawampus splayed ass-to-the-dirt in the trail—one leg tweaked improbably beneath me—staring up at the afternoon sky seeing sparkles of light flickering before me like circling fireflies and wondering what the hell just happened. A sharp ringing in my ears perforates the otherwise complete stillness, a lazy film of dust rising indolently around my idle carcass. Inside the motor room my muscles and bodily organs register a dull tenderness, but it is the nausea that is most pronounced, a queasy sensation of being punched hard in the gut. What just happened? A Runner’s High: My Life in Motion