Fuel Debt in Competition: Why Performance Drops Before the Event Is Over
In high-intensity competitions — especially multi-event or multi-day formats — performance decline after the first event or Day 1 is rarely a fitness issue. More often, it is the result of fuel debt: a negative balance of energy and fluids that
SLED STATIONS AND MUSCLE FATIGUE: WHY RUNNING COLLAPSES AFTER THE SLED
Why do your legs “lock up” when running after the sled? If you’ve experienced a sudden drop in pace, heavy legs, and intense fatigue when running immediately after a sled push or pull, you’re not alone. This phenomenon is not a



