You’re 40 miles into your goal race when an aid station volunteer hands you a cookie. Within minutes, hives spread across your skin, your throat tightens, and breathing becomes labored….

You’ve crushed ultras for years, but recently recovery drags longer, familiar fueling strategies cause unexpected GI issues, and muscle mass seems to vanish despite consistent training. Before attributing everything to…

Your plant-based diet aligns with your values, but training partners warn that vegan ultra runners “can’t get enough protein” or “will become B12 deficient.” You’re crushing training runs yet wondering…