For decades, athletes have followed a trusted formula for success: load up on carbohydrates. The pre-race pasta dinner is a ritual, built on the belief that packing muscles with stored carbs, known as ...
Stable blood sugar, not carbo-loading, may be the key to endurance. Reviewed by Dietitian Jessica Ball, M.S., RD Blood sugar drops—not muscle glycogen loss—may drive exercise fatigue. Just 10–15g of ...