9 Research-Backed Ways to Master Your Race Fueling

Mastering race fueling is half physiology and half tactics, and most runners train neither. Nine research-backed strategies, from raising your carb ceiling to the aid-station and gel logistics almost no one rehearses.
How to Train Your Stomach to Use Gels and Fluids More Efficiently When Racing

You can train your stomach to handle more fluids and carbohydrates during the race. Here’s why that matters and exactly how to do it
Why You Need to Go to the Bathroom When You Run

If you never start a run without toilet paper tucked into your shorts or you know where every porta potty is on all your running routes we dig into the science on why it happens and how to fix it for good