For endurance or ultra endurance events, muscle glycogen is the main source of fuel. Alongside blood glucose and fat stores within the body, you have you all your fuel needs for training and competing. Or do you?

No one inherently wants to overeat. I doubt that anyone would purposefully want to increase their risk of diabetes and heart disease.

Hunger is one of your body’s strongest urges. It helps in making sure that you consume enough calories for your needs. However, as you probably already know it can massively work against us when we are trying to lose weight.