What is Carb Loading Before a Marathon?
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2 min read
Carbohydrate loading, or 'carb loading', is a well-known nutrition strategy, with studies showing it can improve endurance performance by 2-3% in events lasting over 90 minutes. This specialized eating plan is designed to maximize the glycogen stores in your muscles and liver, providing a critical energy reserve for the grueling 26.2 miles of a marathon.
