The crack of a bone, the tear of a muscle, the collision of two heads against each other. The world spins around and around until you crash against a rough surface, feeling the ache spreading through your body. You scream out in agony, clutching onto the wound, trying to ease the pain that shakes you violently to your core.

11-time Olympic gold medalist Michael Phelps opts for a 10,000 calorie diet to ensure his success in swimming. Simone Biles fought for 10,000 hours of practice before even stepping into the Olympic arena. To get there, they had to start somewhere—high school sports. Jenks Public School produces some of the most dedicated student athletes, but what makes them so good at what they do? I talked to a handful of JPS’s best athletes to see how the content of their bags contributed to their success.