
INTERVIEW: How to Fuel For Maximum Endurance Performance
The Real Science of Sport Podcast
Understanding the Impact of Fasting on Glucose Levels
Fasting does not completely deplete glucose levels overnight as the body undergoes gluconeogenesis, producing new glucose. The process of muscle glycogen depletion and dietary habits prior to fasting also contribute to the levels of glucose in the body. Additionally, studies on fasting mostly involve individuals with minimal physical activity, so the effects may vary based on one's exercise routine before fasting. A modern approach involves the 'sleep low train low' protocol, which includes depleting muscle glycogen through evening training, restricting carbohydrate intake at dinner, and training again the next morning.
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